18933270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{461}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 46802448

約数和(自身を除く): 27869178

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 461, 555, 922, 1110, 1369, 1383, 2305, 2738, 2766, 4107, 4610, 6845, 6915, 8214, 13690, 13830, 17057, 20535, 34114, 41070, 51171, 85285, 102342, 170570, 255855, 511710, 631109, 1262218, 1893327, 3155545, 3786654, 6311090, 9466635, 18933270]

約数ペア:

[(1, 18933270), (2, 9466635), (3, 6311090), (5, 3786654), (6, 3155545), (10, 1893327), (15, 1262218), (30, 631109), (37, 511710), (74, 255855), (111, 170570), (185, 102342), (222, 85285), (370, 51171), (461, 41070), (555, 34114), (922, 20535), (1110, 17057), (1369, 13830), (1383, 13690), (2305, 8214), (2738, 6915), (2766, 6845), (4107, 4610)]