18988725930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11519}}^1\times {\mathrm{54949}}^1$

素因数の和:66478

約数の個数: 32

約数和(自身を含む): 45577728000

約数和(自身を除く): 26589002070

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 11519, 23038, 34557, 54949, 57595, 69114, 109898, 115190, 164847, 172785, 274745, 329694, 345570, 549490, 824235, 1648470, 632957531, 1265915062, 1898872593, 3164787655, 3797745186, 6329575310, 9494362965, 18988725930]

約数ペア:

[(1, 18988725930), (2, 9494362965), (3, 6329575310), (5, 3797745186), (6, 3164787655), (10, 1898872593), (15, 1265915062), (30, 632957531), (11519, 1648470), (23038, 824235), (34557, 549490), (54949, 345570), (57595, 329694), (69114, 274745), (109898, 172785), (115190, 164847)]