2019988350878

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{3571}}^1$

素因数の和:3946

約数の個数: 96

約数和(自身を含む): 3327348090528

約数和(自身を除く): 1307359739650

約数列:

[1, 2, 19, 38, 41, 82, 97, 194, 197, 361, 394, 722, 779, 1558, 1843, 3571, 3686, 3743, 3977, 7142, 7486, 7954, 8077, 14801, 16154, 19109, 29602, 35017, 38218, 67849, 70034, 71117, 75563, 135698, 142234, 146411, 151126, 153463, 292822, 306926, 346387, 363071, 692774, 703487, 726142, 783469, 1289131, 1406974, 1435697, 1566938, 2578262, 2781809, 2871394, 2915797, 5563618, 5831594, 6581353, 6898349, 13162706, 13366253, 13796698, 14201867, 14885911, 26732506, 28403734, 28842967, 29771822, 52854371, 57685934, 68238239, 105708742, 125045707, 136476478, 250091414, 253958807, 269835473, 282832309, 507917614, 539670946, 548016373, 565664618, 1096032746, 1296526541, 2593053082, 2797767799, 5126873987, 5595535598, 10253747974, 10412311087, 20824622174, 24634004279, 49268008558, 53157588181, 106315176362, 1009994175439, 2019988350878]

約数ペア:

[(1, 2019988350878), (2, 1009994175439), (19, 106315176362), (38, 53157588181), (41, 49268008558), (82, 24634004279), (97, 20824622174), (194, 10412311087), (197, 10253747974), (361, 5595535598), (394, 5126873987), (722, 2797767799), (779, 2593053082), (1558, 1296526541), (1843, 1096032746), (3571, 565664618), (3686, 548016373), (3743, 539670946), (3977, 507917614), (7142, 282832309), (7486, 269835473), (7954, 253958807), (8077, 250091414), (14801, 136476478), (16154, 125045707), (19109, 105708742), (29602, 68238239), (35017, 57685934), (38218, 52854371), (67849, 29771822), (70034, 28842967), (71117, 28403734), (75563, 26732506), (135698, 14885911), (142234, 14201867), (146411, 13796698), (151126, 13366253), (153463, 13162706), (292822, 6898349), (306926, 6581353), (346387, 5831594), (363071, 5563618), (692774, 2915797), (703487, 2871394), (726142, 2781809), (783469, 2578262), (1289131, 1566938), (1406974, 1435697)]