18606952

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 43747200

約数和(自身を除く): 25140248

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 61, 91, 104, 122, 182, 244, 364, 419, 427, 488, 728, 793, 838, 854, 1586, 1676, 1708, 2933, 3172, 3352, 3416, 5447, 5551, 5866, 6344, 10894, 11102, 11732, 21788, 22204, 23464, 25559, 38129, 43576, 44408, 51118, 76258, 102236, 152516, 178913, 204472, 305032, 332267, 357826, 664534, 715652, 1329068, 1431304, 2325869, 2658136, 4651738, 9303476, 18606952]

約数ペア:

[(1, 18606952), (2, 9303476), (4, 4651738), (7, 2658136), (8, 2325869), (13, 1431304), (14, 1329068), (26, 715652), (28, 664534), (52, 357826), (56, 332267), (61, 305032), (91, 204472), (104, 178913), (122, 152516), (182, 102236), (244, 76258), (364, 51118), (419, 44408), (427, 43576), (488, 38129), (728, 25559), (793, 23464), (838, 22204), (854, 21788), (1586, 11732), (1676, 11102), (1708, 10894), (2933, 6344), (3172, 5866), (3352, 5551), (3416, 5447)]