19155830

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1$

素因数の和:1112

約数の個数: 32

約数和(自身を含む): 36211968

約数和(自身を除く): 17056138

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1013, 1891, 2026, 3782, 5065, 9455, 10130, 18910, 31403, 61793, 62806, 123586, 157015, 308965, 314030, 617930, 1915583, 3831166, 9577915, 19155830]

約数ペア:

[(1, 19155830), (2, 9577915), (5, 3831166), (10, 1915583), (31, 617930), (61, 314030), (62, 308965), (122, 157015), (155, 123586), (305, 62806), (310, 61793), (610, 31403), (1013, 18910), (1891, 10130), (2026, 9455), (3782, 5065)]