19526338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 35118720

約数和(自身を除く): 15592382

約数列:

[1, 2, 13, 19, 26, 29, 38, 47, 58, 94, 247, 377, 494, 551, 611, 754, 841, 893, 1102, 1222, 1363, 1682, 1786, 2726, 7163, 10933, 11609, 14326, 15979, 17719, 21866, 23218, 25897, 31958, 35438, 39527, 51794, 79054, 207727, 336661, 415454, 513851, 673322, 751013, 1027702, 1502026, 9763169, 19526338]

約数ペア:

[(1, 19526338), (2, 9763169), (13, 1502026), (19, 1027702), (26, 751013), (29, 673322), (38, 513851), (47, 415454), (58, 336661), (94, 207727), (247, 79054), (377, 51794), (494, 39527), (551, 35438), (611, 31958), (754, 25897), (841, 23218), (893, 21866), (1102, 17719), (1222, 15979), (1363, 14326), (1682, 11609), (1786, 10933), (2726, 7163)]