18755820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:804

約数の個数: 96

約数和(自身を含む): 59673600

約数和(自身を除く): 40917780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 739, 846, 940, 1269, 1410, 1478, 1692, 2115, 2217, 2538, 2820, 2956, 3695, 4230, 4434, 5076, 6345, 6651, 7390, 8460, 8868, 11085, 12690, 13302, 14780, 19953, 22170, 25380, 26604, 33255, 34733, 39906, 44340, 66510, 69466, 79812, 99765, 104199, 133020, 138932, 173665, 199530, 208398, 312597, 347330, 399060, 416796, 520995, 625194, 694660, 937791, 1041990, 1250388, 1562985, 1875582, 2083980, 3125970, 3751164, 4688955, 6251940, 9377910, 18755820]

約数ペア:

[(1, 18755820), (2, 9377910), (3, 6251940), (4, 4688955), (5, 3751164), (6, 3125970), (9, 2083980), (10, 1875582), (12, 1562985), (15, 1250388), (18, 1041990), (20, 937791), (27, 694660), (30, 625194), (36, 520995), (45, 416796), (47, 399060), (54, 347330), (60, 312597), (90, 208398), (94, 199530), (108, 173665), (135, 138932), (141, 133020), (180, 104199), (188, 99765), (235, 79812), (270, 69466), (282, 66510), (423, 44340), (470, 39906), (540, 34733), (564, 33255), (705, 26604), (739, 25380), (846, 22170), (940, 19953), (1269, 14780), (1410, 13302), (1478, 12690), (1692, 11085), (2115, 8868), (2217, 8460), (2538, 7390), (2820, 6651), (2956, 6345), (3695, 5076), (4230, 4434)]