20535330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 51757056

約数和(自身を除く): 31221726

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 71, 93, 142, 155, 186, 213, 310, 311, 355, 426, 465, 622, 710, 930, 933, 1065, 1555, 1866, 2130, 2201, 3110, 4402, 4665, 6603, 9330, 9641, 11005, 13206, 19282, 22010, 22081, 28923, 33015, 44162, 48205, 57846, 66030, 66243, 96410, 110405, 132486, 144615, 220810, 289230, 331215, 662430, 684511, 1369022, 2053533, 3422555, 4107066, 6845110, 10267665, 20535330]

約数ペア:

[(1, 20535330), (2, 10267665), (3, 6845110), (5, 4107066), (6, 3422555), (10, 2053533), (15, 1369022), (30, 684511), (31, 662430), (62, 331215), (71, 289230), (93, 220810), (142, 144615), (155, 132486), (186, 110405), (213, 96410), (310, 66243), (311, 66030), (355, 57846), (426, 48205), (465, 44162), (622, 33015), (710, 28923), (930, 22081), (933, 22010), (1065, 19282), (1555, 13206), (1866, 11005), (2130, 9641), (2201, 9330), (3110, 6603), (4402, 4665)]