18573420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 55706112

約数和(自身を除く): 37132692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 43, 46, 60, 69, 86, 92, 115, 129, 138, 172, 215, 230, 258, 276, 313, 345, 430, 460, 516, 626, 645, 690, 860, 939, 989, 1252, 1290, 1380, 1565, 1878, 1978, 2580, 2967, 3130, 3756, 3956, 4695, 4945, 5934, 6260, 7199, 9390, 9890, 11868, 13459, 14398, 14835, 18780, 19780, 21597, 26918, 28796, 29670, 35995, 40377, 43194, 53836, 59340, 67295, 71990, 80754, 86388, 107985, 134590, 143980, 161508, 201885, 215970, 269180, 309557, 403770, 431940, 619114, 807540, 928671, 1238228, 1547785, 1857342, 3095570, 3714684, 4643355, 6191140, 9286710, 18573420]

約数ペア:

[(1, 18573420), (2, 9286710), (3, 6191140), (4, 4643355), (5, 3714684), (6, 3095570), (10, 1857342), (12, 1547785), (15, 1238228), (20, 928671), (23, 807540), (30, 619114), (43, 431940), (46, 403770), (60, 309557), (69, 269180), (86, 215970), (92, 201885), (115, 161508), (129, 143980), (138, 134590), (172, 107985), (215, 86388), (230, 80754), (258, 71990), (276, 67295), (313, 59340), (345, 53836), (430, 43194), (460, 40377), (516, 35995), (626, 29670), (645, 28796), (690, 26918), (860, 21597), (939, 19780), (989, 18780), (1252, 14835), (1290, 14398), (1380, 13459), (1565, 11868), (1878, 9890), (1978, 9390), (2580, 7199), (2967, 6260), (3130, 5934), (3756, 4945), (3956, 4695)]