20218219830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{57587}}^1$

素因数の和:57730

約数の個数: 96

約数和(自身を含む): 54333586944

約数和(自身を除く): 34115367114

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 83, 90, 94, 141, 166, 235, 249, 282, 415, 423, 470, 498, 705, 747, 830, 846, 1245, 1410, 1494, 2115, 2490, 3735, 3901, 4230, 7470, 7802, 11703, 19505, 23406, 35109, 39010, 57587, 58515, 70218, 115174, 117030, 172761, 175545, 287935, 345522, 351090, 518283, 575870, 863805, 1036566, 1727610, 2591415, 2706589, 4779721, 5182830, 5413178, 8119767, 9559442, 13532945, 14339163, 16239534, 23898605, 24359301, 27065890, 28678326, 40598835, 43017489, 47797210, 48718602, 71695815, 81197670, 86034978, 121796505, 143391630, 215087445, 224646887, 243593010, 430174890, 449293774, 673940661, 1123234435, 1347881322, 2021821983, 2246468870, 3369703305, 4043643966, 6739406610, 10109109915, 20218219830]

約数ペア:

[(1, 20218219830), (2, 10109109915), (3, 6739406610), (5, 4043643966), (6, 3369703305), (9, 2246468870), (10, 2021821983), (15, 1347881322), (18, 1123234435), (30, 673940661), (45, 449293774), (47, 430174890), (83, 243593010), (90, 224646887), (94, 215087445), (141, 143391630), (166, 121796505), (235, 86034978), (249, 81197670), (282, 71695815), (415, 48718602), (423, 47797210), (470, 43017489), (498, 40598835), (705, 28678326), (747, 27065890), (830, 24359301), (846, 23898605), (1245, 16239534), (1410, 14339163), (1494, 13532945), (2115, 9559442), (2490, 8119767), (3735, 5413178), (3901, 5182830), (4230, 4779721), (7470, 2706589), (7802, 2591415), (11703, 1727610), (19505, 1036566), (23406, 863805), (35109, 575870), (39010, 518283), (57587, 351090), (58515, 345522), (70218, 287935), (115174, 175545), (117030, 172761)]