20855328

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1026

約数の個数: 96

約数和(自身を含む): 62487936

約数和(自身を除く): 41632608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 68, 78, 96, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 416, 442, 544, 624, 663, 816, 884, 983, 1248, 1326, 1632, 1768, 1966, 2652, 2949, 3536, 3932, 5304, 5898, 7072, 7864, 10608, 11796, 12779, 15728, 16711, 21216, 23592, 25558, 31456, 33422, 38337, 47184, 50133, 51116, 66844, 76674, 94368, 100266, 102232, 133688, 153348, 200532, 204464, 217243, 267376, 306696, 401064, 408928, 434486, 534752, 613392, 651729, 802128, 868972, 1226784, 1303458, 1604256, 1737944, 2606916, 3475888, 5213832, 6951776, 10427664, 20855328]

約数ペア:

[(1, 20855328), (2, 10427664), (3, 6951776), (4, 5213832), (6, 3475888), (8, 2606916), (12, 1737944), (13, 1604256), (16, 1303458), (17, 1226784), (24, 868972), (26, 802128), (32, 651729), (34, 613392), (39, 534752), (48, 434486), (51, 408928), (52, 401064), (68, 306696), (78, 267376), (96, 217243), (102, 204464), (104, 200532), (136, 153348), (156, 133688), (204, 102232), (208, 100266), (221, 94368), (272, 76674), (312, 66844), (408, 51116), (416, 50133), (442, 47184), (544, 38337), (624, 33422), (663, 31456), (816, 25558), (884, 23592), (983, 21216), (1248, 16711), (1326, 15728), (1632, 12779), (1768, 11796), (1966, 10608), (2652, 7864), (2949, 7072), (3536, 5898), (3932, 5304)]