19403392

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 42209640

約数和(自身を除く): 22806248

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 128, 136, 148, 241, 272, 296, 482, 544, 592, 629, 964, 1088, 1184, 1258, 1928, 2176, 2368, 2516, 3856, 4097, 4736, 5032, 7712, 8194, 8917, 10064, 15424, 16388, 17834, 20128, 30848, 32776, 35668, 40256, 65552, 71336, 80512, 131104, 142672, 151589, 262208, 285344, 303178, 524416, 570688, 606356, 1141376, 1212712, 2425424, 4850848, 9701696, 19403392]

約数ペア:

[(1, 19403392), (2, 9701696), (4, 4850848), (8, 2425424), (16, 1212712), (17, 1141376), (32, 606356), (34, 570688), (37, 524416), (64, 303178), (68, 285344), (74, 262208), (128, 151589), (136, 142672), (148, 131104), (241, 80512), (272, 71336), (296, 65552), (482, 40256), (544, 35668), (592, 32776), (629, 30848), (964, 20128), (1088, 17834), (1184, 16388), (1258, 15424), (1928, 10064), (2176, 8917), (2368, 8194), (2516, 7712), (3856, 5032), (4097, 4736)]