20194696844

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1\times {\mathrm{30871}}^1$

素因数の和:31326

約数の個数: 48

約数和(自身を含む): 41160032256

約数和(自身を除く): 20965335412

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 383, 427, 766, 854, 1532, 1708, 2681, 5362, 10724, 23363, 30871, 46726, 61742, 93452, 123484, 163541, 216097, 327082, 432194, 654164, 864388, 1883131, 3766262, 7532524, 11823593, 13181917, 23647186, 26363834, 47294372, 52727668, 82765151, 165530302, 331060604, 721239173, 1442478346, 2884956692, 5048674211, 10097348422, 20194696844]

約数ペア:

[(1, 20194696844), (2, 10097348422), (4, 5048674211), (7, 2884956692), (14, 1442478346), (28, 721239173), (61, 331060604), (122, 165530302), (244, 82765151), (383, 52727668), (427, 47294372), (766, 26363834), (854, 23647186), (1532, 13181917), (1708, 11823593), (2681, 7532524), (5362, 3766262), (10724, 1883131), (23363, 864388), (30871, 654164), (46726, 432194), (61742, 327082), (93452, 216097), (123484, 163541)]