19376370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16561}}^1$

素因数の和:16587

約数の個数: 48

約数和(自身を含む): 54257112

約数和(自身を除く): 34880742

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 16561, 33122, 49683, 82805, 99366, 149049, 165610, 215293, 248415, 298098, 430586, 496830, 645879, 745245, 1076465, 1291758, 1490490, 1937637, 2152930, 3229395, 3875274, 6458790, 9688185, 19376370]

約数ペア:

[(1, 19376370), (2, 9688185), (3, 6458790), (5, 3875274), (6, 3229395), (9, 2152930), (10, 1937637), (13, 1490490), (15, 1291758), (18, 1076465), (26, 745245), (30, 645879), (39, 496830), (45, 430586), (65, 298098), (78, 248415), (90, 215293), (117, 165610), (130, 149049), (195, 99366), (234, 82805), (390, 49683), (585, 33122), (1170, 16561)]