19449810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1097}}^1$

素因数の和:1307

約数の個数: 48

約数和(自身を含む): 50872536

約数和(自身を除く): 31422726

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 197, 394, 591, 985, 1097, 1182, 1773, 1970, 2194, 2955, 3291, 3546, 5485, 5910, 6582, 8865, 9873, 10970, 16455, 17730, 19746, 32910, 49365, 98730, 216109, 432218, 648327, 1080545, 1296654, 1944981, 2161090, 3241635, 3889962, 6483270, 9724905, 19449810]

約数ペア:

[(1, 19449810), (2, 9724905), (3, 6483270), (5, 3889962), (6, 3241635), (9, 2161090), (10, 1944981), (15, 1296654), (18, 1080545), (30, 648327), (45, 432218), (90, 216109), (197, 98730), (394, 49365), (591, 32910), (985, 19746), (1097, 17730), (1182, 16455), (1773, 10970), (1970, 9873), (2194, 8865), (2955, 6582), (3291, 5910), (3546, 5485)]