19202625

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 37854648

約数和(自身を除く): 18652023

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 101, 117, 125, 169, 195, 225, 303, 325, 375, 505, 507, 585, 845, 909, 975, 1125, 1313, 1515, 1521, 1625, 2525, 2535, 2925, 3939, 4225, 4545, 4875, 6565, 7575, 7605, 11817, 12625, 12675, 14625, 17069, 19695, 21125, 22725, 32825, 37875, 38025, 51207, 59085, 63375, 85345, 98475, 113625, 153621, 164125, 190125, 256035, 295425, 426725, 492375, 768105, 1280175, 1477125, 2133625, 3840525, 6400875, 19202625]

約数ペア:

[(1, 19202625), (3, 6400875), (5, 3840525), (9, 2133625), (13, 1477125), (15, 1280175), (25, 768105), (39, 492375), (45, 426725), (65, 295425), (75, 256035), (101, 190125), (117, 164125), (125, 153621), (169, 113625), (195, 98475), (225, 85345), (303, 63375), (325, 59085), (375, 51207), (505, 38025), (507, 37875), (585, 32825), (845, 22725), (909, 21125), (975, 19695), (1125, 17069), (1313, 14625), (1515, 12675), (1521, 12625), (1625, 11817), (2525, 7605), (2535, 7575), (2925, 6565), (3939, 4875), (4225, 4545)]