19617844

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 37403856

約数和(自身を除く): 17786012

約数列:

[1, 2, 4, 37, 41, 53, 61, 74, 82, 106, 122, 148, 164, 212, 244, 1517, 1961, 2173, 2257, 2501, 3034, 3233, 3922, 4346, 4514, 5002, 6068, 6466, 7844, 8692, 9028, 10004, 12932, 80401, 92537, 119621, 132553, 160802, 185074, 239242, 265106, 321604, 370148, 478484, 530212, 4904461, 9808922, 19617844]

約数ペア:

[(1, 19617844), (2, 9808922), (4, 4904461), (37, 530212), (41, 478484), (53, 370148), (61, 321604), (74, 265106), (82, 239242), (106, 185074), (122, 160802), (148, 132553), (164, 119621), (212, 92537), (244, 80401), (1517, 12932), (1961, 10004), (2173, 9028), (2257, 8692), (2501, 7844), (3034, 6466), (3233, 6068), (3922, 5002), (4346, 4514)]