20193899472

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1709}}^1\times {\mathrm{2647}}^1$

素因数の和:4401

約数の個数: 120

約数和(自身を含む): 58394119680

約数和(自身を除く): 38200220208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 1709, 2232, 2647, 3418, 4464, 5127, 5294, 6836, 7941, 10254, 10588, 13672, 15381, 15882, 20508, 21176, 23823, 27344, 30762, 31764, 41016, 42352, 47646, 52979, 61524, 63528, 82032, 82057, 95292, 105958, 123048, 127056, 158937, 164114, 190584, 211916, 246096, 246171, 317874, 328228, 381168, 423832, 476811, 492342, 635748, 656456, 738513, 847664, 953622, 984684, 1271496, 1312912, 1477026, 1907244, 1969368, 2542992, 2954052, 3814488, 3938736, 4523723, 5908104, 7628976, 9047446, 11816208, 13571169, 18094892, 27142338, 36189784, 40713507, 54284676, 72379568, 81427014, 108569352, 140235413, 162854028, 217138704, 280470826, 325708056, 420706239, 560941652, 651416112, 841412478, 1121883304, 1262118717, 1682824956, 2243766608, 2524237434, 3365649912, 5048474868, 6731299824, 10096949736, 20193899472]

約数ペア:

[(1, 20193899472), (2, 10096949736), (3, 6731299824), (4, 5048474868), (6, 3365649912), (8, 2524237434), (9, 2243766608), (12, 1682824956), (16, 1262118717), (18, 1121883304), (24, 841412478), (31, 651416112), (36, 560941652), (48, 420706239), (62, 325708056), (72, 280470826), (93, 217138704), (124, 162854028), (144, 140235413), (186, 108569352), (248, 81427014), (279, 72379568), (372, 54284676), (496, 40713507), (558, 36189784), (744, 27142338), (1116, 18094892), (1488, 13571169), (1709, 11816208), (2232, 9047446), (2647, 7628976), (3418, 5908104), (4464, 4523723), (5127, 3938736), (5294, 3814488), (6836, 2954052), (7941, 2542992), (10254, 1969368), (10588, 1907244), (13672, 1477026), (15381, 1312912), (15882, 1271496), (20508, 984684), (21176, 953622), (23823, 847664), (27344, 738513), (30762, 656456), (31764, 635748), (41016, 492342), (42352, 476811), (47646, 423832), (52979, 381168), (61524, 328228), (63528, 317874), (82032, 246171), (82057, 246096), (95292, 211916), (105958, 190584), (123048, 164114), (127056, 158937)]