19969198436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{3331}}^1$

素因数の和:3537

約数の個数: 96

約数和(自身を含む): 41109949440

約数和(自身を除く): 21140751004

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 71, 76, 101, 142, 202, 209, 284, 404, 418, 781, 836, 1111, 1349, 1562, 1919, 2222, 2698, 3124, 3331, 3838, 4444, 5396, 6662, 7171, 7676, 13324, 14342, 14839, 21109, 28684, 29678, 36641, 42218, 59356, 63289, 73282, 78881, 84436, 126578, 136249, 146564, 157762, 236501, 253156, 272498, 315524, 336431, 473002, 544996, 672862, 696179, 946004, 1345724, 1392358, 1498739, 2601511, 2784716, 2997478, 3700741, 4493519, 5203022, 5994956, 6392189, 7401482, 8987038, 10406044, 12784378, 14802964, 17974076, 23886601, 25568756, 47773202, 49428709, 70314079, 95546404, 98857418, 140628158, 197714836, 262752611, 281256316, 453845419, 525505222, 907690838, 1051010444, 1815381676, 4992299609, 9984599218, 19969198436]

約数ペア:

[(1, 19969198436), (2, 9984599218), (4, 4992299609), (11, 1815381676), (19, 1051010444), (22, 907690838), (38, 525505222), (44, 453845419), (71, 281256316), (76, 262752611), (101, 197714836), (142, 140628158), (202, 98857418), (209, 95546404), (284, 70314079), (404, 49428709), (418, 47773202), (781, 25568756), (836, 23886601), (1111, 17974076), (1349, 14802964), (1562, 12784378), (1919, 10406044), (2222, 8987038), (2698, 7401482), (3124, 6392189), (3331, 5994956), (3838, 5203022), (4444, 4493519), (5396, 3700741), (6662, 2997478), (7171, 2784716), (7676, 2601511), (13324, 1498739), (14342, 1392358), (14839, 1345724), (21109, 946004), (28684, 696179), (29678, 672862), (36641, 544996), (42218, 473002), (59356, 336431), (63289, 315524), (73282, 272498), (78881, 253156), (84436, 236501), (126578, 157762), (136249, 146564)]