18502398

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 43122240

約数和(自身を除く): 24619842

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 61, 82, 122, 123, 137, 183, 246, 274, 366, 369, 411, 549, 738, 822, 1098, 1107, 1233, 1647, 2214, 2466, 2501, 3294, 3699, 5002, 5617, 7398, 7503, 8357, 11234, 15006, 16714, 16851, 22509, 25071, 33702, 45018, 50142, 50553, 67527, 75213, 101106, 135054, 150426, 151659, 225639, 303318, 342637, 451278, 685274, 1027911, 2055822, 3083733, 6167466, 9251199, 18502398]

約数ペア:

[(1, 18502398), (2, 9251199), (3, 6167466), (6, 3083733), (9, 2055822), (18, 1027911), (27, 685274), (41, 451278), (54, 342637), (61, 303318), (82, 225639), (122, 151659), (123, 150426), (137, 135054), (183, 101106), (246, 75213), (274, 67527), (366, 50553), (369, 50142), (411, 45018), (549, 33702), (738, 25071), (822, 22509), (1098, 16851), (1107, 16714), (1233, 15006), (1647, 11234), (2214, 8357), (2466, 7503), (2501, 7398), (3294, 5617), (3699, 5002)]