19528049653

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1\times {\mathrm{1637}}^1$

素因数の和:2269

約数の個数: 32

約数和(自身を含む): 23665824000

約数和(自身を除く): 4137774347

約数列:

[1, 7, 19, 133, 257, 349, 1637, 1799, 2443, 4883, 6631, 11459, 31103, 34181, 46417, 89693, 217721, 420709, 571313, 627851, 1704167, 2944963, 3999191, 7993471, 10854947, 11929169, 55954297, 75984629, 146827441, 1027792087, 2789721379, 19528049653]

約数ペア:

[(1, 19528049653), (7, 2789721379), (19, 1027792087), (133, 146827441), (257, 75984629), (349, 55954297), (1637, 11929169), (1799, 10854947), (2443, 7993471), (4883, 3999191), (6631, 2944963), (11459, 1704167), (31103, 627851), (34181, 571313), (46417, 420709), (89693, 217721)]