19542380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6833}}^1$

素因数の和:6866

約数の個数: 48

約数和(自身を含む): 48220704

約数和(自身を除く): 28678324

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 6833, 13666, 27332, 34165, 68330, 75163, 88829, 136660, 150326, 177658, 300652, 355316, 375815, 444145, 751630, 888290, 977119, 1503260, 1776580, 1954238, 3908476, 4885595, 9771190, 19542380]

約数ペア:

[(1, 19542380), (2, 9771190), (4, 4885595), (5, 3908476), (10, 1954238), (11, 1776580), (13, 1503260), (20, 977119), (22, 888290), (26, 751630), (44, 444145), (52, 375815), (55, 355316), (65, 300652), (110, 177658), (130, 150326), (143, 136660), (220, 88829), (260, 75163), (286, 68330), (572, 34165), (715, 27332), (1430, 13666), (2860, 6833)]