19265820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6553}}^1$

素因数の和:6579

約数の個数: 72

約数和(自身を含む): 62761104

約数和(自身を除く): 43495284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6553, 13106, 19659, 26212, 32765, 39318, 45871, 65530, 78636, 91742, 98295, 131060, 137613, 183484, 196590, 229355, 275226, 321097, 393180, 458710, 550452, 642194, 688065, 917420, 963291, 1284388, 1376130, 1605485, 1926582, 2752260, 3210970, 3853164, 4816455, 6421940, 9632910, 19265820]

約数ペア:

[(1, 19265820), (2, 9632910), (3, 6421940), (4, 4816455), (5, 3853164), (6, 3210970), (7, 2752260), (10, 1926582), (12, 1605485), (14, 1376130), (15, 1284388), (20, 963291), (21, 917420), (28, 688065), (30, 642194), (35, 550452), (42, 458710), (49, 393180), (60, 321097), (70, 275226), (84, 229355), (98, 196590), (105, 183484), (140, 137613), (147, 131060), (196, 98295), (210, 91742), (245, 78636), (294, 65530), (420, 45871), (490, 39318), (588, 32765), (735, 26212), (980, 19659), (1470, 13106), (2940, 6553)]