19207441617

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1\times {\mathrm{3511}}^1$

素因数の和:4254

約数の個数: 64

約数和(自身を含む): 32663285760

約数和(自身を除く): 13455844143

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 691, 1131, 2073, 2639, 3511, 4837, 7917, 8983, 10533, 14511, 20039, 24577, 26949, 45643, 60117, 62881, 73731, 101819, 136929, 140273, 188643, 260507, 305457, 319501, 420819, 712733, 781521, 958503, 1323647, 1823549, 2138199, 2426101, 3970941, 5470647, 7278303, 9265529, 16982707, 27796587, 31539313, 50948121, 70356929, 94617939, 211070787, 220775191, 492498503, 662325573, 914640077, 1477495509, 2743920231, 6402480539, 19207441617]

約数ペア:

[(1, 19207441617), (3, 6402480539), (7, 2743920231), (13, 1477495509), (21, 914640077), (29, 662325573), (39, 492498503), (87, 220775191), (91, 211070787), (203, 94617939), (273, 70356929), (377, 50948121), (609, 31539313), (691, 27796587), (1131, 16982707), (2073, 9265529), (2639, 7278303), (3511, 5470647), (4837, 3970941), (7917, 2426101), (8983, 2138199), (10533, 1823549), (14511, 1323647), (20039, 958503), (24577, 781521), (26949, 712733), (45643, 420819), (60117, 319501), (62881, 305457), (73731, 260507), (101819, 188643), (136929, 140273)]