18117736

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 42900480

約数和(自身を除く): 24782744

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, 607, 728, 1066, 1148, 1214, 2132, 2296, 2428, 3731, 4249, 4264, 4856, 7462, 7891, 8498, 14924, 15782, 16996, 24887, 29848, 31564, 33992, 49774, 55237, 63128, 99548, 110474, 174209, 199096, 220948, 323531, 348418, 441896, 647062, 696836, 1294124, 1393672, 2264717, 2588248, 4529434, 9058868, 18117736]

約数ペア:

[(1, 18117736), (2, 9058868), (4, 4529434), (7, 2588248), (8, 2264717), (13, 1393672), (14, 1294124), (26, 696836), (28, 647062), (41, 441896), (52, 348418), (56, 323531), (82, 220948), (91, 199096), (104, 174209), (164, 110474), (182, 99548), (287, 63128), (328, 55237), (364, 49774), (533, 33992), (574, 31564), (607, 29848), (728, 24887), (1066, 16996), (1148, 15782), (1214, 14924), (2132, 8498), (2296, 7891), (2428, 7462), (3731, 4856), (4249, 4264)]