18961938

素因数分解:

$2^1\times 3^4\times {\mathrm{67}}^1\times {\mathrm{1747}}^1$

素因数の和:1828

約数の個数: 40

約数和(自身を含む): 43147632

約数和(自身を除く): 24185694

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 402, 603, 1206, 1747, 1809, 3494, 3618, 5241, 5427, 10482, 10854, 15723, 31446, 47169, 94338, 117049, 141507, 234098, 283014, 351147, 702294, 1053441, 2106882, 3160323, 6320646, 9480969, 18961938]

約数ペア:

[(1, 18961938), (2, 9480969), (3, 6320646), (6, 3160323), (9, 2106882), (18, 1053441), (27, 702294), (54, 351147), (67, 283014), (81, 234098), (134, 141507), (162, 117049), (201, 94338), (402, 47169), (603, 31446), (1206, 15723), (1747, 10854), (1809, 10482), (3494, 5427), (3618, 5241)]