19094740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 49641984

約数和(自身を除く): 30547244

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 71, 85, 113, 119, 140, 142, 170, 226, 238, 284, 340, 355, 452, 476, 497, 565, 595, 710, 791, 994, 1130, 1190, 1207, 1420, 1582, 1921, 1988, 2260, 2380, 2414, 2485, 3164, 3842, 3955, 4828, 4970, 6035, 7684, 7910, 8023, 8449, 9605, 9940, 12070, 13447, 15820, 16046, 16898, 19210, 24140, 26894, 32092, 33796, 38420, 40115, 42245, 53788, 56161, 67235, 80230, 84490, 112322, 134470, 136391, 160460, 168980, 224644, 268940, 272782, 280805, 545564, 561610, 681955, 954737, 1123220, 1363910, 1909474, 2727820, 3818948, 4773685, 9547370, 19094740]

約数ペア:

[(1, 19094740), (2, 9547370), (4, 4773685), (5, 3818948), (7, 2727820), (10, 1909474), (14, 1363910), (17, 1123220), (20, 954737), (28, 681955), (34, 561610), (35, 545564), (68, 280805), (70, 272782), (71, 268940), (85, 224644), (113, 168980), (119, 160460), (140, 136391), (142, 134470), (170, 112322), (226, 84490), (238, 80230), (284, 67235), (340, 56161), (355, 53788), (452, 42245), (476, 40115), (497, 38420), (565, 33796), (595, 32092), (710, 26894), (791, 24140), (994, 19210), (1130, 16898), (1190, 16046), (1207, 15820), (1420, 13447), (1582, 12070), (1921, 9940), (1988, 9605), (2260, 8449), (2380, 8023), (2414, 7910), (2485, 7684), (3164, 6035), (3842, 4970), (3955, 4828)]