1949209915

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{1153}}^1$

素因数の和:1407

約数の個数: 32

約数和(自身を含む): 2467713600

約数和(自身を除く): 518503685

約数列:

[1, 5, 29, 89, 131, 145, 445, 655, 1153, 2581, 3799, 5765, 11659, 12905, 18995, 33437, 58295, 102617, 151043, 167185, 338111, 513085, 755215, 1690555, 2975893, 4380247, 13442827, 14879465, 21901235, 67214135, 389841983, 1949209915]

約数ペア:

[(1, 1949209915), (5, 389841983), (29, 67214135), (89, 21901235), (131, 14879465), (145, 13442827), (445, 4380247), (655, 2975893), (1153, 1690555), (2581, 755215), (3799, 513085), (5765, 338111), (11659, 167185), (12905, 151043), (18995, 102617), (33437, 58295)]