19004860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 49029120

約数和(自身を除く): 30024260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 31, 35, 58, 62, 70, 116, 124, 140, 145, 151, 155, 203, 217, 290, 302, 310, 406, 434, 580, 604, 620, 755, 812, 868, 899, 1015, 1057, 1085, 1510, 1798, 2030, 2114, 2170, 3020, 3596, 4060, 4228, 4340, 4379, 4495, 4681, 5285, 6293, 8758, 8990, 9362, 10570, 12586, 17516, 17980, 18724, 21140, 21895, 23405, 25172, 30653, 31465, 32767, 43790, 46810, 61306, 62930, 65534, 87580, 93620, 122612, 125860, 131068, 135749, 153265, 163835, 271498, 306530, 327670, 542996, 613060, 655340, 678745, 950243, 1357490, 1900486, 2714980, 3800972, 4751215, 9502430, 19004860]

約数ペア:

[(1, 19004860), (2, 9502430), (4, 4751215), (5, 3800972), (7, 2714980), (10, 1900486), (14, 1357490), (20, 950243), (28, 678745), (29, 655340), (31, 613060), (35, 542996), (58, 327670), (62, 306530), (70, 271498), (116, 163835), (124, 153265), (140, 135749), (145, 131068), (151, 125860), (155, 122612), (203, 93620), (217, 87580), (290, 65534), (302, 62930), (310, 61306), (406, 46810), (434, 43790), (580, 32767), (604, 31465), (620, 30653), (755, 25172), (812, 23405), (868, 21895), (899, 21140), (1015, 18724), (1057, 17980), (1085, 17516), (1510, 12586), (1798, 10570), (2030, 9362), (2114, 8990), (2170, 8758), (3020, 6293), (3596, 5285), (4060, 4681), (4228, 4495), (4340, 4379)]