1820160972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1327}}^1\times {\mathrm{5443}}^1$

素因数の和:6787

約数の個数: 72

約数和(自身を含む): 5263172096

約数和(自身を除く): 3443011124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1327, 2654, 3981, 5308, 5443, 7962, 9289, 10886, 11943, 15924, 16329, 18578, 21772, 23886, 27867, 32658, 37156, 38101, 47772, 48987, 55734, 65316, 76202, 83601, 97974, 111468, 114303, 152404, 167202, 195948, 228606, 334404, 342909, 457212, 685818, 1371636, 7222861, 14445722, 21668583, 28891444, 43337166, 50560027, 65005749, 86674332, 101120054, 130011498, 151680081, 202240108, 260022996, 303360162, 455040243, 606720324, 910080486, 1820160972]

約数ペア:

[(1, 1820160972), (2, 910080486), (3, 606720324), (4, 455040243), (6, 303360162), (7, 260022996), (9, 202240108), (12, 151680081), (14, 130011498), (18, 101120054), (21, 86674332), (28, 65005749), (36, 50560027), (42, 43337166), (63, 28891444), (84, 21668583), (126, 14445722), (252, 7222861), (1327, 1371636), (2654, 685818), (3981, 457212), (5308, 342909), (5443, 334404), (7962, 228606), (9289, 195948), (10886, 167202), (11943, 152404), (15924, 114303), (16329, 111468), (18578, 97974), (21772, 83601), (23886, 76202), (27867, 65316), (32658, 55734), (37156, 48987), (38101, 47772)]