18972032

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 41310000

約数和(自身を除く): 22337968

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 152, 232, 269, 304, 464, 538, 551, 608, 928, 1076, 1102, 1216, 1856, 2152, 2204, 2432, 3712, 4304, 4408, 5111, 7801, 8608, 8816, 10222, 15602, 17216, 17632, 20444, 31204, 34432, 35264, 40888, 62408, 70528, 81776, 124816, 148219, 163552, 249632, 296438, 327104, 499264, 592876, 654208, 998528, 1185752, 2371504, 4743008, 9486016, 18972032]

約数ペア:

[(1, 18972032), (2, 9486016), (4, 4743008), (8, 2371504), (16, 1185752), (19, 998528), (29, 654208), (32, 592876), (38, 499264), (58, 327104), (64, 296438), (76, 249632), (116, 163552), (128, 148219), (152, 124816), (232, 81776), (269, 70528), (304, 62408), (464, 40888), (538, 35264), (551, 34432), (608, 31204), (928, 20444), (1076, 17632), (1102, 17216), (1216, 15602), (1856, 10222), (2152, 8816), (2204, 8608), (2432, 7801), (3712, 5111), (4304, 4408)]