18742968

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{4567}}^1$

素因数の和:4601

約数の個数: 64

約数和(自身を含む): 54816000

約数和(自身を除く): 36073032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 4567, 9134, 13701, 18268, 27402, 36536, 41103, 54804, 82206, 86773, 109608, 123309, 164412, 173546, 246618, 260319, 328824, 347092, 493236, 520638, 694184, 780957, 986472, 1041276, 1561914, 2082552, 2342871, 3123828, 4685742, 6247656, 9371484, 18742968]

約数ペア:

[(1, 18742968), (2, 9371484), (3, 6247656), (4, 4685742), (6, 3123828), (8, 2342871), (9, 2082552), (12, 1561914), (18, 1041276), (19, 986472), (24, 780957), (27, 694184), (36, 520638), (38, 493236), (54, 347092), (57, 328824), (72, 260319), (76, 246618), (108, 173546), (114, 164412), (152, 123309), (171, 109608), (216, 86773), (228, 82206), (342, 54804), (456, 41103), (513, 36536), (684, 27402), (1026, 18268), (1368, 13701), (2052, 9134), (4104, 4567)]