20037777872

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{553897}}^1$

素因数の和:553948

約数の個数: 80

約数和(自身を含む): 49452013440

約数和(自身を除く): 29414235568

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 238, 266, 272, 304, 323, 476, 532, 646, 952, 1064, 1292, 1904, 2128, 2261, 2584, 4522, 5168, 9044, 18088, 36176, 553897, 1107794, 2215588, 3877279, 4431176, 7754558, 8862352, 9416249, 10524043, 15509116, 18832498, 21048086, 31018232, 37664996, 42096172, 62036464, 65913743, 73668301, 75329992, 84192344, 131827486, 147336602, 150659984, 168384688, 178908731, 263654972, 294673204, 357817462, 527309944, 589346408, 715634924, 1054619888, 1178692816, 1252361117, 1431269848, 2504722234, 2862539696, 5009444468, 10018888936, 20037777872]

約数ペア:

[(1, 20037777872), (2, 10018888936), (4, 5009444468), (7, 2862539696), (8, 2504722234), (14, 1431269848), (16, 1252361117), (17, 1178692816), (19, 1054619888), (28, 715634924), (34, 589346408), (38, 527309944), (56, 357817462), (68, 294673204), (76, 263654972), (112, 178908731), (119, 168384688), (133, 150659984), (136, 147336602), (152, 131827486), (238, 84192344), (266, 75329992), (272, 73668301), (304, 65913743), (323, 62036464), (476, 42096172), (532, 37664996), (646, 31018232), (952, 21048086), (1064, 18832498), (1292, 15509116), (1904, 10524043), (2128, 9416249), (2261, 8862352), (2584, 7754558), (4522, 4431176), (5168, 3877279), (9044, 2215588), (18088, 1107794), (36176, 553897)]