20362776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2064

約数の個数: 64

約数和(自身を含む): 59162880

約数和(自身を除く): 38800104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 1987, 2562, 3416, 3974, 5124, 5961, 7948, 10248, 11922, 13909, 15896, 23844, 27818, 41727, 47688, 55636, 83454, 111272, 121207, 166908, 242414, 333816, 363621, 484828, 727242, 848449, 969656, 1454484, 1696898, 2545347, 2908968, 3393796, 5090694, 6787592, 10181388, 20362776]

約数ペア:

[(1, 20362776), (2, 10181388), (3, 6787592), (4, 5090694), (6, 3393796), (7, 2908968), (8, 2545347), (12, 1696898), (14, 1454484), (21, 969656), (24, 848449), (28, 727242), (42, 484828), (56, 363621), (61, 333816), (84, 242414), (122, 166908), (168, 121207), (183, 111272), (244, 83454), (366, 55636), (427, 47688), (488, 41727), (732, 27818), (854, 23844), (1281, 15896), (1464, 13909), (1708, 11922), (1987, 10248), (2562, 7948), (3416, 5961), (3974, 5124)]