20736476476

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 38846259200

約数和(自身を除く): 18109782724

約数列:

[1, 2, 4, 31, 62, 79, 97, 124, 139, 157, 158, 194, 278, 314, 316, 388, 556, 628, 2449, 3007, 4309, 4867, 4898, 6014, 7663, 8618, 9734, 9796, 10981, 12028, 12403, 13483, 15229, 15326, 17236, 19468, 21823, 21962, 24806, 26966, 30458, 30652, 43646, 43924, 49612, 53932, 60916, 87292, 237553, 340411, 384493, 417973, 472099, 475106, 676513, 680822, 768986, 835946, 944198, 950212, 1065157, 1203091, 1353026, 1361644, 1537972, 1671892, 1724017, 1888396, 2116831, 2130314, 2406182, 2706052, 3448034, 4233662, 4260628, 4812364, 6896068, 8467324, 33019867, 37295821, 53444527, 65621761, 66039734, 74591642, 106889054, 131243522, 132079468, 149183284, 167229649, 213778108, 262487044, 334459298, 668918596, 5184119119, 10368238238, 20736476476]

約数ペア:

[(1, 20736476476), (2, 10368238238), (4, 5184119119), (31, 668918596), (62, 334459298), (79, 262487044), (97, 213778108), (124, 167229649), (139, 149183284), (157, 132079468), (158, 131243522), (194, 106889054), (278, 74591642), (314, 66039734), (316, 65621761), (388, 53444527), (556, 37295821), (628, 33019867), (2449, 8467324), (3007, 6896068), (4309, 4812364), (4867, 4260628), (4898, 4233662), (6014, 3448034), (7663, 2706052), (8618, 2406182), (9734, 2130314), (9796, 2116831), (10981, 1888396), (12028, 1724017), (12403, 1671892), (13483, 1537972), (15229, 1361644), (15326, 1353026), (17236, 1203091), (19468, 1065157), (21823, 950212), (21962, 944198), (24806, 835946), (26966, 768986), (30458, 680822), (30652, 676513), (43646, 475106), (43924, 472099), (49612, 417973), (53932, 384493), (60916, 340411), (87292, 237553)]