13019860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{823}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 31562496

約数和(自身を除く): 18542636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 823, 1130, 1582, 1646, 2260, 3164, 3292, 3955, 4115, 5761, 7910, 8230, 11522, 15820, 16460, 23044, 28805, 57610, 92999, 115220, 185998, 371996, 464995, 650993, 929990, 1301986, 1859980, 2603972, 3254965, 6509930, 13019860]

約数ペア:

[(1, 13019860), (2, 6509930), (4, 3254965), (5, 2603972), (7, 1859980), (10, 1301986), (14, 929990), (20, 650993), (28, 464995), (35, 371996), (70, 185998), (113, 115220), (140, 92999), (226, 57610), (452, 28805), (565, 23044), (791, 16460), (823, 15820), (1130, 11522), (1582, 8230), (1646, 7910), (2260, 5761), (3164, 4115), (3292, 3955)]