19290492

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:947

約数の個数: 72

約数和(自身を含む): 53691456

約数和(自身を除く): 34400964

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 877, 1222, 1692, 1754, 1833, 2444, 2631, 3508, 3666, 5262, 5499, 7332, 7893, 10524, 10998, 11401, 15786, 21996, 22802, 31572, 34203, 41219, 45604, 68406, 82438, 102609, 123657, 136812, 164876, 205218, 247314, 370971, 410436, 494628, 535847, 741942, 1071694, 1483884, 1607541, 2143388, 3215082, 4822623, 6430164, 9645246, 19290492]

約数ペア:

[(1, 19290492), (2, 9645246), (3, 6430164), (4, 4822623), (6, 3215082), (9, 2143388), (12, 1607541), (13, 1483884), (18, 1071694), (26, 741942), (36, 535847), (39, 494628), (47, 410436), (52, 370971), (78, 247314), (94, 205218), (117, 164876), (141, 136812), (156, 123657), (188, 102609), (234, 82438), (282, 68406), (423, 45604), (468, 41219), (564, 34203), (611, 31572), (846, 22802), (877, 21996), (1222, 15786), (1692, 11401), (1754, 10998), (1833, 10524), (2444, 7893), (2631, 7332), (3508, 5499), (3666, 5262)]