18886410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1213}}^1$

素因数の和:1399

約数の個数: 48

約数和(自身を含む): 49429224

約数和(自身を除く): 30542814

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 173, 346, 519, 865, 1038, 1213, 1557, 1730, 2426, 2595, 3114, 3639, 5190, 6065, 7278, 7785, 10917, 12130, 15570, 18195, 21834, 36390, 54585, 109170, 209849, 419698, 629547, 1049245, 1259094, 1888641, 2098490, 3147735, 3777282, 6295470, 9443205, 18886410]

約数ペア:

[(1, 18886410), (2, 9443205), (3, 6295470), (5, 3777282), (6, 3147735), (9, 2098490), (10, 1888641), (15, 1259094), (18, 1049245), (30, 629547), (45, 419698), (90, 209849), (173, 109170), (346, 54585), (519, 36390), (865, 21834), (1038, 18195), (1213, 15570), (1557, 12130), (1730, 10917), (2426, 7785), (2595, 7278), (3114, 6065), (3639, 5190)]