18788930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{541}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 35589888

約数和(自身を除く): 16800958

約数列:

[1, 2, 5, 10, 23, 46, 115, 151, 230, 302, 541, 755, 1082, 1510, 2705, 3473, 5410, 6946, 12443, 17365, 24886, 34730, 62215, 81691, 124430, 163382, 408455, 816910, 1878893, 3757786, 9394465, 18788930]

約数ペア:

[(1, 18788930), (2, 9394465), (5, 3757786), (10, 1878893), (23, 816910), (46, 408455), (115, 163382), (151, 124430), (230, 81691), (302, 62215), (541, 34730), (755, 24886), (1082, 17365), (1510, 12443), (2705, 6946), (3473, 5410)]