18200110

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 34292160

約数和(自身を除く): 16092050

約数列:

[1, 2, 5, 10, 29, 58, 97, 145, 194, 290, 485, 647, 970, 1294, 2813, 3235, 5626, 6470, 14065, 18763, 28130, 37526, 62759, 93815, 125518, 187630, 313795, 627590, 1820011, 3640022, 9100055, 18200110]

約数ペア:

[(1, 18200110), (2, 9100055), (5, 3640022), (10, 1820011), (29, 627590), (58, 313795), (97, 187630), (145, 125518), (194, 93815), (290, 62759), (485, 37526), (647, 28130), (970, 18763), (1294, 14065), (2813, 6470), (3235, 5626)]