20198088

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 57283200

約数和(自身を除く): 37085112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 67, 72, 79, 106, 134, 158, 159, 201, 212, 237, 268, 316, 318, 402, 424, 474, 477, 536, 603, 632, 636, 711, 804, 948, 954, 1206, 1272, 1422, 1608, 1896, 1908, 2412, 2844, 3551, 3816, 4187, 4824, 5293, 5688, 7102, 8374, 10586, 10653, 12561, 14204, 15879, 16748, 21172, 21306, 25122, 28408, 31758, 31959, 33496, 37683, 42344, 42612, 47637, 50244, 63516, 63918, 75366, 85224, 95274, 100488, 127032, 127836, 150732, 190548, 255672, 280529, 301464, 381096, 561058, 841587, 1122116, 1683174, 2244232, 2524761, 3366348, 5049522, 6732696, 10099044, 20198088]

約数ペア:

[(1, 20198088), (2, 10099044), (3, 6732696), (4, 5049522), (6, 3366348), (8, 2524761), (9, 2244232), (12, 1683174), (18, 1122116), (24, 841587), (36, 561058), (53, 381096), (67, 301464), (72, 280529), (79, 255672), (106, 190548), (134, 150732), (158, 127836), (159, 127032), (201, 100488), (212, 95274), (237, 85224), (268, 75366), (316, 63918), (318, 63516), (402, 50244), (424, 47637), (474, 42612), (477, 42344), (536, 37683), (603, 33496), (632, 31959), (636, 31758), (711, 28408), (804, 25122), (948, 21306), (954, 21172), (1206, 16748), (1272, 15879), (1422, 14204), (1608, 12561), (1896, 10653), (1908, 10586), (2412, 8374), (2844, 7102), (3551, 5688), (3816, 5293), (4187, 4824)]