18992844

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{40583}}^1$

素因数の和:40606

約数の個数: 36

約数和(自身を含む): 51704016

約数和(自身を除く): 32711172

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 40583, 81166, 121749, 162332, 243498, 365247, 486996, 527579, 730494, 1055158, 1460988, 1582737, 2110316, 3165474, 4748211, 6330948, 9496422, 18992844]

約数ペア:

[(1, 18992844), (2, 9496422), (3, 6330948), (4, 4748211), (6, 3165474), (9, 2110316), (12, 1582737), (13, 1460988), (18, 1055158), (26, 730494), (36, 527579), (39, 486996), (52, 365247), (78, 243498), (117, 162332), (156, 121749), (234, 81166), (468, 40583)]