19257420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3527}}^1$

素因数の和:3559

約数の個数: 96

約数和(自身を含む): 66382848

約数和(自身を除く): 47125428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 3527, 5460, 7054, 10581, 14108, 17635, 21162, 24689, 35270, 42324, 45851, 49378, 52905, 70540, 74067, 91702, 98756, 105810, 123445, 137553, 148134, 183404, 211620, 229255, 246890, 275106, 296268, 320957, 370335, 458510, 493780, 550212, 641914, 687765, 740670, 917020, 962871, 1283828, 1375530, 1481340, 1604785, 1925742, 2751060, 3209570, 3851484, 4814355, 6419140, 9628710, 19257420]

約数ペア:

[(1, 19257420), (2, 9628710), (3, 6419140), (4, 4814355), (5, 3851484), (6, 3209570), (7, 2751060), (10, 1925742), (12, 1604785), (13, 1481340), (14, 1375530), (15, 1283828), (20, 962871), (21, 917020), (26, 740670), (28, 687765), (30, 641914), (35, 550212), (39, 493780), (42, 458510), (52, 370335), (60, 320957), (65, 296268), (70, 275106), (78, 246890), (84, 229255), (91, 211620), (105, 183404), (130, 148134), (140, 137553), (156, 123445), (182, 105810), (195, 98756), (210, 91702), (260, 74067), (273, 70540), (364, 52905), (390, 49378), (420, 45851), (455, 42324), (546, 35270), (780, 24689), (910, 21162), (1092, 17635), (1365, 14108), (1820, 10581), (2730, 7054), (3527, 5460)]