18041072

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2039}}^1$

素因数の和:2133

約数の個数: 40

約数和(自身を含む): 40473600

約数和(自身を除く): 22432528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2039, 2212, 4078, 4424, 8156, 8848, 14273, 16312, 28546, 32624, 57092, 114184, 161081, 228368, 322162, 644324, 1127567, 1288648, 2255134, 2577296, 4510268, 9020536, 18041072]

約数ペア:

[(1, 18041072), (2, 9020536), (4, 4510268), (7, 2577296), (8, 2255134), (14, 1288648), (16, 1127567), (28, 644324), (56, 322162), (79, 228368), (112, 161081), (158, 114184), (316, 57092), (553, 32624), (632, 28546), (1106, 16312), (1264, 14273), (2039, 8848), (2212, 8156), (4078, 4424)]