18214924

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 39601408

約数和(自身を除く): 21386484

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 163, 182, 307, 326, 364, 614, 652, 1141, 1228, 2119, 2149, 2282, 3991, 4238, 4298, 4564, 7982, 8476, 8596, 14833, 15964, 27937, 29666, 50041, 55874, 59332, 100082, 111748, 200164, 350287, 650533, 700574, 1301066, 1401148, 2602132, 4553731, 9107462, 18214924]

約数ペア:

[(1, 18214924), (2, 9107462), (4, 4553731), (7, 2602132), (13, 1401148), (14, 1301066), (26, 700574), (28, 650533), (52, 350287), (91, 200164), (163, 111748), (182, 100082), (307, 59332), (326, 55874), (364, 50041), (614, 29666), (652, 27937), (1141, 15964), (1228, 14833), (2119, 8596), (2149, 8476), (2282, 7982), (3991, 4564), (4238, 4298)]