18635124

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 48028960

約数和(自身を除く): 29393836

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 47, 57, 74, 76, 94, 111, 114, 141, 148, 188, 222, 228, 282, 444, 564, 703, 893, 1406, 1739, 1786, 2109, 2209, 2679, 2812, 3478, 3572, 4218, 4418, 5217, 5358, 6627, 6956, 8436, 8836, 10434, 10716, 13254, 20868, 26508, 33041, 41971, 66082, 81733, 83942, 99123, 125913, 132164, 163466, 167884, 198246, 245199, 251826, 326932, 396492, 490398, 503652, 980796, 1552927, 3105854, 4658781, 6211708, 9317562, 18635124]

約数ペア:

[(1, 18635124), (2, 9317562), (3, 6211708), (4, 4658781), (6, 3105854), (12, 1552927), (19, 980796), (37, 503652), (38, 490398), (47, 396492), (57, 326932), (74, 251826), (76, 245199), (94, 198246), (111, 167884), (114, 163466), (141, 132164), (148, 125913), (188, 99123), (222, 83942), (228, 81733), (282, 66082), (444, 41971), (564, 33041), (703, 26508), (893, 20868), (1406, 13254), (1739, 10716), (1786, 10434), (2109, 8836), (2209, 8436), (2679, 6956), (2812, 6627), (3478, 5358), (3572, 5217), (4218, 4418)]