20147796464

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{593}}^1\times {\mathrm{15277}}^1$

素因数の和:16017

約数の個数: 40

約数和(自身を含む): 39386072880

約数和(自身を除く): 19238276416

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 593, 1112, 1186, 2224, 2372, 4744, 9488, 15277, 30554, 61108, 82427, 122216, 164854, 244432, 329708, 659416, 1318832, 2123503, 4247006, 8494012, 9059261, 16988024, 18118522, 33976048, 36237044, 72474088, 144948176, 1259237279, 2518474558, 5036949116, 10073898232, 20147796464]

約数ペア:

[(1, 20147796464), (2, 10073898232), (4, 5036949116), (8, 2518474558), (16, 1259237279), (139, 144948176), (278, 72474088), (556, 36237044), (593, 33976048), (1112, 18118522), (1186, 16988024), (2224, 9059261), (2372, 8494012), (4744, 4247006), (9488, 2123503), (15277, 1318832), (30554, 659416), (61108, 329708), (82427, 244432), (122216, 164854)]