20565372945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{5657}}^1$

素因数の和:5962

約数の個数: 64

約数和(自身を含む): 35983793664

約数和(自身を除く): 15418420719

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 181, 195, 309, 515, 543, 905, 1339, 1545, 2353, 2715, 4017, 5657, 6695, 7059, 11765, 16971, 18643, 20085, 28285, 35295, 55929, 73541, 84855, 93215, 220623, 242359, 279645, 367705, 582671, 727077, 1023917, 1103115, 1211795, 1748013, 2913355, 3071751, 3635385, 5119585, 7574723, 8740065, 13310921, 15358755, 22724169, 37873615, 39932763, 66554605, 105463451, 113620845, 199663815, 316390353, 527317255, 1371024863, 1581951765, 4113074589, 6855124315, 20565372945]

約数ペア:

[(1, 20565372945), (3, 6855124315), (5, 4113074589), (13, 1581951765), (15, 1371024863), (39, 527317255), (65, 316390353), (103, 199663815), (181, 113620845), (195, 105463451), (309, 66554605), (515, 39932763), (543, 37873615), (905, 22724169), (1339, 15358755), (1545, 13310921), (2353, 8740065), (2715, 7574723), (4017, 5119585), (5657, 3635385), (6695, 3071751), (7059, 2913355), (11765, 1748013), (16971, 1211795), (18643, 1103115), (20085, 1023917), (28285, 727077), (35295, 582671), (55929, 367705), (73541, 279645), (84855, 242359), (93215, 220623)]