19919508915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2383}}^1\times {\mathrm{24229}}^1$

素因数の和:26643

約数の個数: 32

約数和(自身を含む): 33272248320

約数和(自身を除く): 13352739405

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 2383, 7149, 11915, 24229, 35745, 54809, 72687, 121145, 164427, 274045, 363435, 557267, 822135, 1671801, 2786335, 8359005, 57737707, 173213121, 288688535, 866065605, 1327967261, 3983901783, 6639836305, 19919508915]

約数ペア:

[(1, 19919508915), (3, 6639836305), (5, 3983901783), (15, 1327967261), (23, 866065605), (69, 288688535), (115, 173213121), (345, 57737707), (2383, 8359005), (7149, 2786335), (11915, 1671801), (24229, 822135), (35745, 557267), (54809, 363435), (72687, 274045), (121145, 164427)]