19132568

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 45299520

約数和(自身を除く): 26166952

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 56, 82, 91, 104, 164, 182, 287, 328, 364, 533, 574, 641, 728, 1066, 1148, 1282, 2132, 2296, 2564, 3731, 4264, 4487, 5128, 7462, 8333, 8974, 14924, 16666, 17948, 26281, 29848, 33332, 35896, 52562, 58331, 66664, 105124, 116662, 183967, 210248, 233324, 341653, 367934, 466648, 683306, 735868, 1366612, 1471736, 2391571, 2733224, 4783142, 9566284, 19132568]

約数ペア:

[(1, 19132568), (2, 9566284), (4, 4783142), (7, 2733224), (8, 2391571), (13, 1471736), (14, 1366612), (26, 735868), (28, 683306), (41, 466648), (52, 367934), (56, 341653), (82, 233324), (91, 210248), (104, 183967), (164, 116662), (182, 105124), (287, 66664), (328, 58331), (364, 52562), (533, 35896), (574, 33332), (641, 29848), (728, 26281), (1066, 17948), (1148, 16666), (1282, 14924), (2132, 8974), (2296, 8333), (2564, 7462), (3731, 5128), (4264, 4487)]