20218683848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{435973}}^1$

素因数の和:436038

約数の個数: 64

約数和(自身を含む): 45201784320

約数和(自身を除く): 24983100472

約数列:

[1, 2, 4, 8, 11, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 187, 248, 341, 374, 527, 682, 748, 1054, 1364, 1496, 2108, 2728, 4216, 5797, 11594, 23188, 46376, 435973, 871946, 1743892, 3487784, 4795703, 7411541, 9591406, 13515163, 14823082, 19182812, 27030326, 29646164, 38365624, 54060652, 59292328, 81526951, 108121304, 148666793, 163053902, 229757771, 297333586, 326107804, 459515542, 594667172, 652215608, 919031084, 1189334344, 1838062168, 2527335481, 5054670962, 10109341924, 20218683848]

約数ペア:

[(1, 20218683848), (2, 10109341924), (4, 5054670962), (8, 2527335481), (11, 1838062168), (17, 1189334344), (22, 919031084), (31, 652215608), (34, 594667172), (44, 459515542), (62, 326107804), (68, 297333586), (88, 229757771), (124, 163053902), (136, 148666793), (187, 108121304), (248, 81526951), (341, 59292328), (374, 54060652), (527, 38365624), (682, 29646164), (748, 27030326), (1054, 19182812), (1364, 14823082), (1496, 13515163), (2108, 9591406), (2728, 7411541), (4216, 4795703), (5797, 3487784), (11594, 1743892), (23188, 871946), (46376, 435973)]