18879882

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 46310400

約数和(自身を除く): 27430518

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 59, 114, 118, 133, 177, 266, 354, 399, 401, 413, 798, 802, 826, 1121, 1203, 1239, 2242, 2406, 2478, 2807, 3363, 5614, 6726, 7619, 7847, 8421, 15238, 15694, 16842, 22857, 23541, 23659, 45714, 47082, 47318, 53333, 70977, 106666, 141954, 159999, 165613, 319998, 331226, 449521, 496839, 899042, 993678, 1348563, 2697126, 3146647, 6293294, 9439941, 18879882]

約数ペア:

[(1, 18879882), (2, 9439941), (3, 6293294), (6, 3146647), (7, 2697126), (14, 1348563), (19, 993678), (21, 899042), (38, 496839), (42, 449521), (57, 331226), (59, 319998), (114, 165613), (118, 159999), (133, 141954), (177, 106666), (266, 70977), (354, 53333), (399, 47318), (401, 47082), (413, 45714), (798, 23659), (802, 23541), (826, 22857), (1121, 16842), (1203, 15694), (1239, 15238), (2242, 8421), (2406, 7847), (2478, 7619), (2807, 6726), (3363, 5614)]