18934524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 55106688

約数和(自身を除く): 36172164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 227, 252, 331, 454, 662, 681, 908, 993, 1324, 1362, 1589, 1986, 2043, 2317, 2724, 2979, 3178, 3972, 4086, 4634, 4767, 5958, 6356, 6951, 8172, 9268, 9534, 11916, 13902, 14301, 19068, 20853, 27804, 28602, 41706, 57204, 75137, 83412, 150274, 225411, 300548, 450822, 525959, 676233, 901644, 1051918, 1352466, 1577877, 2103836, 2704932, 3155754, 4733631, 6311508, 9467262, 18934524]

約数ペア:

[(1, 18934524), (2, 9467262), (3, 6311508), (4, 4733631), (6, 3155754), (7, 2704932), (9, 2103836), (12, 1577877), (14, 1352466), (18, 1051918), (21, 901644), (28, 676233), (36, 525959), (42, 450822), (63, 300548), (84, 225411), (126, 150274), (227, 83412), (252, 75137), (331, 57204), (454, 41706), (662, 28602), (681, 27804), (908, 20853), (993, 19068), (1324, 14301), (1362, 13902), (1589, 11916), (1986, 9534), (2043, 9268), (2317, 8172), (2724, 6951), (2979, 6356), (3178, 5958), (3972, 4767), (4086, 4634)]