19853949996

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1667}}^1\times {\mathrm{7039}}^1$

素因数の和:8763

約数の個数: 72

約数和(自身を含む): 51292200960

約数和(自身を除く): 31438250964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1667, 1692, 3334, 5001, 6668, 7039, 10002, 14078, 15003, 20004, 21117, 28156, 30006, 42234, 60012, 63351, 78349, 84468, 126702, 156698, 235047, 253404, 313396, 330833, 470094, 661666, 705141, 940188, 992499, 1323332, 1410282, 1984998, 2820564, 2977497, 3969996, 5954994, 11734013, 11909988, 23468026, 35202039, 46936052, 70404078, 105606117, 140808156, 211212234, 422424468, 551498611, 1102997222, 1654495833, 2205994444, 3308991666, 4963487499, 6617983332, 9926974998, 19853949996]

約数ペア:

[(1, 19853949996), (2, 9926974998), (3, 6617983332), (4, 4963487499), (6, 3308991666), (9, 2205994444), (12, 1654495833), (18, 1102997222), (36, 551498611), (47, 422424468), (94, 211212234), (141, 140808156), (188, 105606117), (282, 70404078), (423, 46936052), (564, 35202039), (846, 23468026), (1667, 11909988), (1692, 11734013), (3334, 5954994), (5001, 3969996), (6668, 2977497), (7039, 2820564), (10002, 1984998), (14078, 1410282), (15003, 1323332), (20004, 992499), (21117, 940188), (28156, 705141), (30006, 661666), (42234, 470094), (60012, 330833), (63351, 313396), (78349, 253404), (84468, 235047), (126702, 156698)]