20197671195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{46889}}^1$

素因数の和:47004

約数の個数: 48

約数和(自身を含む): 35559125280

約数和(自身を除く): 15361454085

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 2209, 3055, 6627, 9165, 11045, 28717, 33135, 46889, 86151, 140667, 143585, 234445, 430755, 609557, 703335, 1828671, 2203783, 3047785, 6611349, 9143355, 11018915, 28649179, 33056745, 85947537, 103577801, 143245895, 310733403, 429737685, 517889005, 1346511413, 1553667015, 4039534239, 6732557065, 20197671195]

約数ペア:

[(1, 20197671195), (3, 6732557065), (5, 4039534239), (13, 1553667015), (15, 1346511413), (39, 517889005), (47, 429737685), (65, 310733403), (141, 143245895), (195, 103577801), (235, 85947537), (611, 33056745), (705, 28649179), (1833, 11018915), (2209, 9143355), (3055, 6611349), (6627, 3047785), (9165, 2203783), (11045, 1828671), (28717, 703335), (33135, 609557), (46889, 430755), (86151, 234445), (140667, 143585)]