20104421854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{72109}}^1$

素因数の和:72193

約数の個数: 64

約数和(自身を含む): 37381824000

約数和(自身を除く): 17277402146

約数列:

[1, 2, 11, 19, 22, 23, 29, 38, 46, 58, 209, 253, 319, 418, 437, 506, 551, 638, 667, 874, 1102, 1334, 4807, 6061, 7337, 9614, 12122, 12673, 14674, 25346, 72109, 139403, 144218, 278806, 793199, 1370071, 1586398, 1658507, 2091161, 2740142, 3317014, 4182322, 15070781, 18243577, 23002771, 30141562, 31511633, 36487154, 39732059, 46005542, 48096703, 63023266, 79464118, 96193406, 346627963, 437052649, 529063733, 693255926, 874105298, 913837357, 1058127466, 1827674714, 10052210927, 20104421854]

約数ペア:

[(1, 20104421854), (2, 10052210927), (11, 1827674714), (19, 1058127466), (22, 913837357), (23, 874105298), (29, 693255926), (38, 529063733), (46, 437052649), (58, 346627963), (209, 96193406), (253, 79464118), (319, 63023266), (418, 48096703), (437, 46005542), (506, 39732059), (551, 36487154), (638, 31511633), (667, 30141562), (874, 23002771), (1102, 18243577), (1334, 15070781), (4807, 4182322), (6061, 3317014), (7337, 2740142), (9614, 2091161), (12122, 1658507), (12673, 1586398), (14674, 1370071), (25346, 793199), (72109, 278806), (139403, 144218)]