18291468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3169}}^1$

素因数の和:3226

約数の個数: 48

約数和(自身を含む): 47220320

約数和(自身を除く): 28928852

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3169, 5772, 6338, 9507, 12676, 19014, 38028, 41197, 82394, 117253, 123591, 164788, 234506, 247182, 351759, 469012, 494364, 703518, 1407036, 1524289, 3048578, 4572867, 6097156, 9145734, 18291468]

約数ペア:

[(1, 18291468), (2, 9145734), (3, 6097156), (4, 4572867), (6, 3048578), (12, 1524289), (13, 1407036), (26, 703518), (37, 494364), (39, 469012), (52, 351759), (74, 247182), (78, 234506), (111, 164788), (148, 123591), (156, 117253), (222, 82394), (444, 41197), (481, 38028), (962, 19014), (1443, 12676), (1924, 9507), (2886, 6338), (3169, 5772)]