20573870184

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{647}}^1\times {\mathrm{21031}}^1$

素因数の和:21700

約数の個数: 128

約数和(自身を含む): 65417932800

約数和(自身を除く): 44844062616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 647, 756, 1294, 1512, 1941, 2588, 3882, 4529, 5176, 5823, 7764, 9058, 11646, 13587, 15528, 17469, 18116, 21031, 23292, 27174, 34938, 36232, 40761, 42062, 46584, 54348, 63093, 69876, 81522, 84124, 108696, 122283, 126186, 139752, 147217, 163044, 168248, 189279, 244566, 252372, 294434, 326088, 378558, 441651, 489132, 504744, 567837, 588868, 757116, 883302, 978264, 1135674, 1177736, 1324953, 1514232, 1766604, 2271348, 2649906, 3533208, 3974859, 4542696, 5299812, 7949718, 10599624, 13607057, 15899436, 27214114, 31798872, 40821171, 54428228, 81642342, 95249399, 108856456, 122463513, 163284684, 190498798, 244927026, 285748197, 326569368, 367390539, 380997596, 489854052, 571496394, 734781078, 761995192, 857244591, 979708104, 1142992788, 1469562156, 1714489182, 2285985576, 2571733773, 2939124312, 3428978364, 5143467546, 6857956728, 10286935092, 20573870184]

約数ペア:

[(1, 20573870184), (2, 10286935092), (3, 6857956728), (4, 5143467546), (6, 3428978364), (7, 2939124312), (8, 2571733773), (9, 2285985576), (12, 1714489182), (14, 1469562156), (18, 1142992788), (21, 979708104), (24, 857244591), (27, 761995192), (28, 734781078), (36, 571496394), (42, 489854052), (54, 380997596), (56, 367390539), (63, 326569368), (72, 285748197), (84, 244927026), (108, 190498798), (126, 163284684), (168, 122463513), (189, 108856456), (216, 95249399), (252, 81642342), (378, 54428228), (504, 40821171), (647, 31798872), (756, 27214114), (1294, 15899436), (1512, 13607057), (1941, 10599624), (2588, 7949718), (3882, 5299812), (4529, 4542696), (5176, 3974859), (5823, 3533208), (7764, 2649906), (9058, 2271348), (11646, 1766604), (13587, 1514232), (15528, 1324953), (17469, 1177736), (18116, 1135674), (21031, 978264), (23292, 883302), (27174, 757116), (34938, 588868), (36232, 567837), (40761, 504744), (42062, 489132), (46584, 441651), (54348, 378558), (63093, 326088), (69876, 294434), (81522, 252372), (84124, 244566), (108696, 189279), (122283, 168248), (126186, 163044), (139752, 147217)]