17955870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 45909504

約数和(自身を除く): 27953634

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 53, 69, 106, 115, 138, 159, 230, 265, 318, 345, 491, 530, 690, 795, 982, 1219, 1473, 1590, 2438, 2455, 2946, 3657, 4910, 6095, 7314, 7365, 11293, 12190, 14730, 18285, 22586, 26023, 33879, 36570, 52046, 56465, 67758, 78069, 112930, 130115, 156138, 169395, 260230, 338790, 390345, 598529, 780690, 1197058, 1795587, 2992645, 3591174, 5985290, 8977935, 17955870]

約数ペア:

[(1, 17955870), (2, 8977935), (3, 5985290), (5, 3591174), (6, 2992645), (10, 1795587), (15, 1197058), (23, 780690), (30, 598529), (46, 390345), (53, 338790), (69, 260230), (106, 169395), (115, 156138), (138, 130115), (159, 112930), (230, 78069), (265, 67758), (318, 56465), (345, 52046), (491, 36570), (530, 33879), (690, 26023), (795, 22586), (982, 18285), (1219, 14730), (1473, 12190), (1590, 11293), (2438, 7365), (2455, 7314), (2946, 6095), (3657, 4910)]