20168723296

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{131939}}^1$

素因数の和:132247

約数の個数: 48

約数和(自身を含む): 42192828720

約数和(自身を除く): 22024105424

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 281, 544, 562, 1124, 2248, 4496, 4777, 8992, 9554, 19108, 38216, 76432, 131939, 152864, 263878, 527756, 1055512, 2111024, 2242963, 4222048, 4485926, 8971852, 17943704, 35887408, 37074859, 71774816, 74149718, 148299436, 296598872, 593197744, 630272603, 1186395488, 1260545206, 2521090412, 5042180824, 10084361648, 20168723296]

約数ペア:

[(1, 20168723296), (2, 10084361648), (4, 5042180824), (8, 2521090412), (16, 1260545206), (17, 1186395488), (32, 630272603), (34, 593197744), (68, 296598872), (136, 148299436), (272, 74149718), (281, 71774816), (544, 37074859), (562, 35887408), (1124, 17943704), (2248, 8971852), (4496, 4485926), (4777, 4222048), (8992, 2242963), (9554, 2111024), (19108, 1055512), (38216, 527756), (76432, 263878), (131939, 152864)]