18478543252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{18911}}^1$

素因数の和:19013

約数の個数: 96

約数和(自身を含む): 39143301120

約数和(自身を除く): 20664757868

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 43, 46, 52, 76, 86, 92, 172, 247, 299, 437, 494, 559, 598, 817, 874, 988, 989, 1118, 1196, 1634, 1748, 1978, 2236, 3268, 3956, 5681, 10621, 11362, 12857, 18791, 18911, 21242, 22724, 25714, 37582, 37822, 42484, 51428, 75164, 75644, 244283, 245843, 359309, 434953, 488566, 491686, 718618, 813173, 869906, 977132, 983372, 1437236, 1626346, 1739812, 3252692, 4671017, 5654389, 8264107, 9342034, 10571249, 11308778, 15450287, 16528214, 18684068, 18702979, 21142498, 22617556, 30900574, 33056428, 37405958, 42284996, 61801148, 74811916, 107433391, 200853731, 214866782, 243138727, 355356601, 401707462, 429733564, 486277454, 710713202, 803414924, 972554908, 1421426404, 4619635813, 9239271626, 18478543252]

約数ペア:

[(1, 18478543252), (2, 9239271626), (4, 4619635813), (13, 1421426404), (19, 972554908), (23, 803414924), (26, 710713202), (38, 486277454), (43, 429733564), (46, 401707462), (52, 355356601), (76, 243138727), (86, 214866782), (92, 200853731), (172, 107433391), (247, 74811916), (299, 61801148), (437, 42284996), (494, 37405958), (559, 33056428), (598, 30900574), (817, 22617556), (874, 21142498), (988, 18702979), (989, 18684068), (1118, 16528214), (1196, 15450287), (1634, 11308778), (1748, 10571249), (1978, 9342034), (2236, 8264107), (3268, 5654389), (3956, 4671017), (5681, 3252692), (10621, 1739812), (11362, 1626346), (12857, 1437236), (18791, 983372), (18911, 977132), (21242, 869906), (22724, 813173), (25714, 718618), (37582, 491686), (37822, 488566), (42484, 434953), (51428, 359309), (75164, 245843), (75644, 244283)]