19553976

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{1607}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 57381480

約数和(自身を除く): 37827504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 169, 234, 312, 338, 468, 507, 676, 936, 1014, 1352, 1521, 1607, 2028, 3042, 3214, 4056, 4821, 6084, 6428, 9642, 12168, 12856, 14463, 19284, 20891, 28926, 38568, 41782, 57852, 62673, 83564, 115704, 125346, 167128, 188019, 250692, 271583, 376038, 501384, 543166, 752076, 814749, 1086332, 1504152, 1629498, 2172664, 2444247, 3258996, 4888494, 6517992, 9776988, 19553976]

約数ペア:

[(1, 19553976), (2, 9776988), (3, 6517992), (4, 4888494), (6, 3258996), (8, 2444247), (9, 2172664), (12, 1629498), (13, 1504152), (18, 1086332), (24, 814749), (26, 752076), (36, 543166), (39, 501384), (52, 376038), (72, 271583), (78, 250692), (104, 188019), (117, 167128), (156, 125346), (169, 115704), (234, 83564), (312, 62673), (338, 57852), (468, 41782), (507, 38568), (676, 28926), (936, 20891), (1014, 19284), (1352, 14463), (1521, 12856), (1607, 12168), (2028, 9642), (3042, 6428), (3214, 6084), (4056, 4821)]