18921954

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:594

約数の個数: 32

約数和(自身を含む): 38905920

約数和(自身を除く): 19983966

約数列:

[1, 2, 3, 6, 53, 106, 157, 159, 314, 318, 379, 471, 758, 942, 1137, 2274, 8321, 16642, 20087, 24963, 40174, 49926, 59503, 60261, 119006, 120522, 178509, 357018, 3153659, 6307318, 9460977, 18921954]

約数ペア:

[(1, 18921954), (2, 9460977), (3, 6307318), (6, 3153659), (53, 357018), (106, 178509), (157, 120522), (159, 119006), (314, 60261), (318, 59503), (379, 49926), (471, 40174), (758, 24963), (942, 20087), (1137, 16642), (2274, 8321)]