19560064

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 42136200

約数和(自身を除く): 22576136

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 89, 101, 128, 136, 178, 202, 272, 356, 404, 544, 712, 808, 1088, 1424, 1513, 1616, 1717, 2176, 2848, 3026, 3232, 3434, 5696, 6052, 6464, 6868, 8989, 11392, 12104, 12928, 13736, 17978, 24208, 27472, 35956, 48416, 54944, 71912, 96832, 109888, 143824, 152813, 193664, 219776, 287648, 305626, 575296, 611252, 1150592, 1222504, 2445008, 4890016, 9780032, 19560064]

約数ペア:

[(1, 19560064), (2, 9780032), (4, 4890016), (8, 2445008), (16, 1222504), (17, 1150592), (32, 611252), (34, 575296), (64, 305626), (68, 287648), (89, 219776), (101, 193664), (128, 152813), (136, 143824), (178, 109888), (202, 96832), (272, 71912), (356, 54944), (404, 48416), (544, 35956), (712, 27472), (808, 24208), (1088, 17978), (1424, 13736), (1513, 12928), (1616, 12104), (1717, 11392), (2176, 8989), (2848, 6868), (3026, 6464), (3232, 6052), (3434, 5696)]