18961992

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{12541}}^1$

素因数の和:12563

約数の個数: 64

約数和(自身を含む): 60201600

約数和(自身を除く): 41239608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 12541, 25082, 37623, 50164, 75246, 87787, 100328, 112869, 150492, 175574, 225738, 263361, 300984, 338607, 351148, 451476, 526722, 677214, 702296, 790083, 902952, 1053444, 1354428, 1580166, 2106888, 2370249, 2708856, 3160332, 4740498, 6320664, 9480996, 18961992]

約数ペア:

[(1, 18961992), (2, 9480996), (3, 6320664), (4, 4740498), (6, 3160332), (7, 2708856), (8, 2370249), (9, 2106888), (12, 1580166), (14, 1354428), (18, 1053444), (21, 902952), (24, 790083), (27, 702296), (28, 677214), (36, 526722), (42, 451476), (54, 351148), (56, 338607), (63, 300984), (72, 263361), (84, 225738), (108, 175574), (126, 150492), (168, 112869), (189, 100328), (216, 87787), (252, 75246), (378, 50164), (504, 37623), (756, 25082), (1512, 12541)]