20683476

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2789

約数の個数: 72

約数和(自身を含む): 60060000

約数和(自身を除く): 39376524

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 2749, 3762, 5498, 7524, 8247, 10996, 16494, 24741, 30239, 32988, 49482, 52231, 60478, 90717, 98964, 104462, 120956, 156693, 181434, 208924, 272151, 313386, 362868, 470079, 544302, 574541, 626772, 940158, 1088604, 1149082, 1723623, 1880316, 2298164, 3447246, 5170869, 6894492, 10341738, 20683476]

約数ペア:

[(1, 20683476), (2, 10341738), (3, 6894492), (4, 5170869), (6, 3447246), (9, 2298164), (11, 1880316), (12, 1723623), (18, 1149082), (19, 1088604), (22, 940158), (33, 626772), (36, 574541), (38, 544302), (44, 470079), (57, 362868), (66, 313386), (76, 272151), (99, 208924), (114, 181434), (132, 156693), (171, 120956), (198, 104462), (209, 98964), (228, 90717), (342, 60478), (396, 52231), (418, 49482), (627, 32988), (684, 30239), (836, 24741), (1254, 16494), (1881, 10996), (2508, 8247), (2749, 7524), (3762, 5498)]