20937924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4373}}^1$

素因数の和:4409

約数の個数: 72

約数和(自身を含む): 63685440

約数和(自身を除く): 42747516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4373, 4788, 8746, 13119, 17492, 26238, 30611, 39357, 52476, 61222, 78714, 83087, 91833, 122444, 157428, 166174, 183666, 249261, 275499, 332348, 367332, 498522, 550998, 581609, 747783, 997044, 1101996, 1163218, 1495566, 1744827, 2326436, 2991132, 3489654, 5234481, 6979308, 10468962, 20937924]

約数ペア:

[(1, 20937924), (2, 10468962), (3, 6979308), (4, 5234481), (6, 3489654), (7, 2991132), (9, 2326436), (12, 1744827), (14, 1495566), (18, 1163218), (19, 1101996), (21, 997044), (28, 747783), (36, 581609), (38, 550998), (42, 498522), (57, 367332), (63, 332348), (76, 275499), (84, 249261), (114, 183666), (126, 166174), (133, 157428), (171, 122444), (228, 91833), (252, 83087), (266, 78714), (342, 61222), (399, 52476), (532, 39357), (684, 30611), (798, 26238), (1197, 17492), (1596, 13119), (2394, 8746), (4373, 4788)]