16851380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 44706816

約数和(自身を除く): 27855436

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 52, 65, 70, 91, 94, 130, 140, 182, 188, 197, 235, 260, 329, 364, 394, 455, 470, 611, 658, 788, 910, 940, 985, 1222, 1316, 1379, 1645, 1820, 1970, 2444, 2561, 2758, 3055, 3290, 3940, 4277, 5122, 5516, 6110, 6580, 6895, 8554, 9259, 10244, 12220, 12805, 13790, 17108, 17927, 18518, 21385, 25610, 27580, 35854, 37036, 42770, 46295, 51220, 64813, 71708, 85540, 89635, 92590, 120367, 129626, 179270, 185180, 240734, 259252, 324065, 358540, 481468, 601835, 648130, 842569, 1203670, 1296260, 1685138, 2407340, 3370276, 4212845, 8425690, 16851380]

約数ペア:

[(1, 16851380), (2, 8425690), (4, 4212845), (5, 3370276), (7, 2407340), (10, 1685138), (13, 1296260), (14, 1203670), (20, 842569), (26, 648130), (28, 601835), (35, 481468), (47, 358540), (52, 324065), (65, 259252), (70, 240734), (91, 185180), (94, 179270), (130, 129626), (140, 120367), (182, 92590), (188, 89635), (197, 85540), (235, 71708), (260, 64813), (329, 51220), (364, 46295), (394, 42770), (455, 37036), (470, 35854), (611, 27580), (658, 25610), (788, 21385), (910, 18518), (940, 17927), (985, 17108), (1222, 13790), (1316, 12805), (1379, 12220), (1645, 10244), (1820, 9259), (1970, 8554), (2444, 6895), (2561, 6580), (2758, 6110), (3055, 5516), (3290, 5122), (3940, 4277)]