18818256

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{6427}}^1$

素因数の和:6499

約数の個数: 40

約数和(自身を含む): 49418464

約数和(自身を除く): 30600208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 6427, 12854, 19281, 25708, 38562, 51416, 77124, 102832, 154248, 308496, 392047, 784094, 1176141, 1568188, 2352282, 3136376, 4704564, 6272752, 9409128, 18818256]

約数ペア:

[(1, 18818256), (2, 9409128), (3, 6272752), (4, 4704564), (6, 3136376), (8, 2352282), (12, 1568188), (16, 1176141), (24, 784094), (48, 392047), (61, 308496), (122, 154248), (183, 102832), (244, 77124), (366, 51416), (488, 38562), (732, 25708), (976, 19281), (1464, 12854), (2928, 6427)]