20187054736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{140297}}^1$

素因数の和:140368

約数の個数: 60

約数和(自身を含む): 43292315052

約数和(自身を除く): 23105260316

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 529, 782, 1058, 1564, 2116, 3128, 4232, 6256, 8464, 8993, 17986, 35972, 71944, 140297, 143888, 280594, 561188, 1122376, 2244752, 2385049, 3226831, 4770098, 6453662, 9540196, 12907324, 19080392, 25814648, 38160784, 51629296, 54856127, 74217113, 109712254, 148434226, 219424508, 296868452, 438849016, 593736904, 877698032, 1187473808, 1261690921, 2523381842, 5046763684, 10093527368, 20187054736]

約数ペア:

[(1, 20187054736), (2, 10093527368), (4, 5046763684), (8, 2523381842), (16, 1261690921), (17, 1187473808), (23, 877698032), (34, 593736904), (46, 438849016), (68, 296868452), (92, 219424508), (136, 148434226), (184, 109712254), (272, 74217113), (368, 54856127), (391, 51629296), (529, 38160784), (782, 25814648), (1058, 19080392), (1564, 12907324), (2116, 9540196), (3128, 6453662), (4232, 4770098), (6256, 3226831), (8464, 2385049), (8993, 2244752), (17986, 1122376), (35972, 561188), (71944, 280594), (140297, 143888)]