20145358618

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{773}}^1$

素因数の和:980

約数の個数: 128

約数和(自身を含む): 40059961344

約数和(自身を除く): 19914602726

約数列:

[1, 2, 7, 11, 14, 22, 31, 53, 62, 77, 103, 106, 154, 206, 217, 341, 371, 434, 583, 682, 721, 742, 773, 1133, 1166, 1442, 1546, 1643, 2266, 2387, 3193, 3286, 4081, 4774, 5411, 5459, 6386, 7931, 8162, 8503, 10822, 10918, 11501, 15862, 17006, 18073, 22351, 23002, 23963, 35123, 36146, 38213, 40969, 44702, 47926, 59521, 60049, 70246, 76426, 79619, 81938, 119042, 120098, 126511, 159238, 167741, 169229, 245861, 253022, 263593, 286783, 335482, 338458, 420343, 450659, 491722, 527186, 557333, 573566, 840686, 875809, 901318, 1114666, 1184603, 1270039, 1751618, 1845151, 1861519, 2369206, 2468189, 2540078, 3154613, 3690302, 3723038, 4219807, 4936378, 6130663, 6309226, 8439614, 8890273, 12261326, 13030633, 13970429, 17277323, 17780546, 26061266, 27150079, 27940858, 29538649, 34554646, 46417877, 54300158, 59077298, 92835754, 97793003, 130814017, 190050553, 195586006, 261628034, 324925139, 380101106, 649850278, 915698119, 1438954187, 1831396238, 2877908374, 10072679309, 20145358618]

約数ペア:

[(1, 20145358618), (2, 10072679309), (7, 2877908374), (11, 1831396238), (14, 1438954187), (22, 915698119), (31, 649850278), (53, 380101106), (62, 324925139), (77, 261628034), (103, 195586006), (106, 190050553), (154, 130814017), (206, 97793003), (217, 92835754), (341, 59077298), (371, 54300158), (434, 46417877), (583, 34554646), (682, 29538649), (721, 27940858), (742, 27150079), (773, 26061266), (1133, 17780546), (1166, 17277323), (1442, 13970429), (1546, 13030633), (1643, 12261326), (2266, 8890273), (2387, 8439614), (3193, 6309226), (3286, 6130663), (4081, 4936378), (4774, 4219807), (5411, 3723038), (5459, 3690302), (6386, 3154613), (7931, 2540078), (8162, 2468189), (8503, 2369206), (10822, 1861519), (10918, 1845151), (11501, 1751618), (15862, 1270039), (17006, 1184603), (18073, 1114666), (22351, 901318), (23002, 875809), (23963, 840686), (35123, 573566), (36146, 557333), (38213, 527186), (40969, 491722), (44702, 450659), (47926, 420343), (59521, 338458), (60049, 335482), (70246, 286783), (76426, 263593), (79619, 253022), (81938, 245861), (119042, 169229), (120098, 167741), (126511, 159238)]