15220938

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 34099200

約数和(自身を除く): 18878262

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 59, 62, 73, 93, 114, 118, 146, 177, 186, 219, 354, 438, 589, 1121, 1178, 1387, 1767, 1829, 2242, 2263, 2774, 3363, 3534, 3658, 4161, 4307, 4526, 5487, 6726, 6789, 8322, 8614, 10974, 12921, 13578, 25842, 34751, 42997, 69502, 81833, 85994, 104253, 128991, 133517, 163666, 208506, 245499, 257982, 267034, 400551, 490998, 801102, 2536823, 5073646, 7610469, 15220938]

約数ペア:

[(1, 15220938), (2, 7610469), (3, 5073646), (6, 2536823), (19, 801102), (31, 490998), (38, 400551), (57, 267034), (59, 257982), (62, 245499), (73, 208506), (93, 163666), (114, 133517), (118, 128991), (146, 104253), (177, 85994), (186, 81833), (219, 69502), (354, 42997), (438, 34751), (589, 25842), (1121, 13578), (1178, 12921), (1387, 10974), (1767, 8614), (1829, 8322), (2242, 6789), (2263, 6726), (2774, 5487), (3363, 4526), (3534, 4307), (3658, 4161)]