198186976

素因数分解:

$2^5\times {\mathrm{13}}^3\times {\mathrm{2819}}^1$

素因数の和:2868

約数の個数: 48

約数和(自身を含む): 422830800

約数和(自身を除く): 224643824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2197, 2704, 2819, 4394, 5408, 5638, 8788, 11276, 17576, 22552, 35152, 36647, 45104, 70304, 73294, 90208, 146588, 293176, 476411, 586352, 952822, 1172704, 1905644, 3811288, 6193343, 7622576, 12386686, 15245152, 24773372, 49546744, 99093488, 198186976]

約数ペア:

[(1, 198186976), (2, 99093488), (4, 49546744), (8, 24773372), (13, 15245152), (16, 12386686), (26, 7622576), (32, 6193343), (52, 3811288), (104, 1905644), (169, 1172704), (208, 952822), (338, 586352), (416, 476411), (676, 293176), (1352, 146588), (2197, 90208), (2704, 73294), (2819, 70304), (4394, 45104), (5408, 36647), (5638, 35152), (8788, 22552), (11276, 17576)]