18933570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2963}}^1$

素因数の和:3047

約数の個数: 48

約数和(自身を含む): 49937472

約数和(自身を除く): 31003902

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 2963, 3195, 5926, 6390, 8889, 14815, 17778, 26667, 29630, 44445, 53334, 88890, 133335, 210373, 266670, 420746, 631119, 1051865, 1262238, 1893357, 2103730, 3155595, 3786714, 6311190, 9466785, 18933570]

約数ペア:

[(1, 18933570), (2, 9466785), (3, 6311190), (5, 3786714), (6, 3155595), (9, 2103730), (10, 1893357), (15, 1262238), (18, 1051865), (30, 631119), (45, 420746), (71, 266670), (90, 210373), (142, 133335), (213, 88890), (355, 53334), (426, 44445), (639, 29630), (710, 26667), (1065, 17778), (1278, 14815), (2130, 8889), (2963, 6390), (3195, 5926)]