20875896

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 59904000

約数和(自身を除く): 39028104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 47, 62, 72, 93, 94, 124, 141, 186, 188, 199, 248, 279, 282, 372, 376, 398, 423, 558, 564, 597, 744, 796, 846, 1116, 1128, 1194, 1457, 1592, 1692, 1791, 2232, 2388, 2914, 3384, 3582, 4371, 4776, 5828, 6169, 7164, 8742, 9353, 11656, 12338, 13113, 14328, 17484, 18507, 18706, 24676, 26226, 28059, 34968, 37014, 37412, 49352, 52452, 55521, 56118, 74028, 74824, 84177, 104904, 111042, 112236, 148056, 168354, 222084, 224472, 289943, 336708, 444168, 579886, 673416, 869829, 1159772, 1739658, 2319544, 2609487, 3479316, 5218974, 6958632, 10437948, 20875896]

約数ペア:

[(1, 20875896), (2, 10437948), (3, 6958632), (4, 5218974), (6, 3479316), (8, 2609487), (9, 2319544), (12, 1739658), (18, 1159772), (24, 869829), (31, 673416), (36, 579886), (47, 444168), (62, 336708), (72, 289943), (93, 224472), (94, 222084), (124, 168354), (141, 148056), (186, 112236), (188, 111042), (199, 104904), (248, 84177), (279, 74824), (282, 74028), (372, 56118), (376, 55521), (398, 52452), (423, 49352), (558, 37412), (564, 37014), (597, 34968), (744, 28059), (796, 26226), (846, 24676), (1116, 18706), (1128, 18507), (1194, 17484), (1457, 14328), (1592, 13113), (1692, 12338), (1791, 11656), (2232, 9353), (2388, 8742), (2914, 7164), (3384, 6169), (3582, 5828), (4371, 4776)]