20557584

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{2069}}^1$

素因数の和:2109

約数の個数: 80

約数和(自身を含む): 61603200

約数和(自身を除く): 41045616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2069, 2484, 3312, 4138, 4968, 6207, 8276, 9936, 12414, 16552, 18621, 24828, 33104, 37242, 47587, 49656, 55863, 74484, 95174, 99312, 111726, 142761, 148968, 190348, 223452, 285522, 297936, 380696, 428283, 446904, 571044, 761392, 856566, 893808, 1142088, 1284849, 1713132, 2284176, 2569698, 3426264, 5139396, 6852528, 10278792, 20557584]

約数ペア:

[(1, 20557584), (2, 10278792), (3, 6852528), (4, 5139396), (6, 3426264), (8, 2569698), (9, 2284176), (12, 1713132), (16, 1284849), (18, 1142088), (23, 893808), (24, 856566), (27, 761392), (36, 571044), (46, 446904), (48, 428283), (54, 380696), (69, 297936), (72, 285522), (92, 223452), (108, 190348), (138, 148968), (144, 142761), (184, 111726), (207, 99312), (216, 95174), (276, 74484), (368, 55863), (414, 49656), (432, 47587), (552, 37242), (621, 33104), (828, 24828), (1104, 18621), (1242, 16552), (1656, 12414), (2069, 9936), (2484, 8276), (3312, 6207), (4138, 4968)]