20172478612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1\times {\mathrm{1019}}^1$

素因数の和:1753

約数の個数: 96

約数和(自身を含む): 42362248320

約数和(自身を除く): 22189769708

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 53, 106, 143, 212, 286, 572, 583, 653, 689, 1019, 1166, 1306, 1378, 2038, 2332, 2612, 2756, 4076, 7183, 7579, 8489, 11209, 13247, 14366, 15158, 16978, 22418, 26494, 28732, 30316, 33956, 34609, 44836, 52988, 54007, 69218, 93379, 108014, 138436, 145717, 186758, 216028, 291434, 373516, 380699, 449917, 582868, 594077, 665407, 702091, 761398, 899834, 1188154, 1330814, 1404182, 1522796, 1799668, 2376308, 2661628, 2808364, 4949087, 7319477, 7723001, 8650291, 9898174, 14638954, 15446002, 17300582, 19796348, 29277908, 30892004, 34601164, 35266571, 70533142, 95153201, 141066284, 190306402, 380612804, 387932281, 458465423, 775864562, 916930846, 1551729124, 1833861692, 5043119653, 10086239306, 20172478612]

約数ペア:

[(1, 20172478612), (2, 10086239306), (4, 5043119653), (11, 1833861692), (13, 1551729124), (22, 916930846), (26, 775864562), (44, 458465423), (52, 387932281), (53, 380612804), (106, 190306402), (143, 141066284), (212, 95153201), (286, 70533142), (572, 35266571), (583, 34601164), (653, 30892004), (689, 29277908), (1019, 19796348), (1166, 17300582), (1306, 15446002), (1378, 14638954), (2038, 9898174), (2332, 8650291), (2612, 7723001), (2756, 7319477), (4076, 4949087), (7183, 2808364), (7579, 2661628), (8489, 2376308), (11209, 1799668), (13247, 1522796), (14366, 1404182), (15158, 1330814), (16978, 1188154), (22418, 899834), (26494, 761398), (28732, 702091), (30316, 665407), (33956, 594077), (34609, 582868), (44836, 449917), (52988, 380699), (54007, 373516), (69218, 291434), (93379, 216028), (108014, 186758), (138436, 145717)]