19946010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4999}}^1$

素因数の和:5035

約数の個数: 64

約数和(自身を含む): 57600000

約数和(自身を除く): 37653990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 4999, 9998, 14997, 24995, 29994, 34993, 49990, 69986, 74985, 94981, 104979, 149970, 174965, 189962, 209958, 284943, 349930, 474905, 524895, 569886, 664867, 949810, 1049790, 1329734, 1424715, 1994601, 2849430, 3324335, 3989202, 6648670, 9973005, 19946010]

約数ペア:

[(1, 19946010), (2, 9973005), (3, 6648670), (5, 3989202), (6, 3324335), (7, 2849430), (10, 1994601), (14, 1424715), (15, 1329734), (19, 1049790), (21, 949810), (30, 664867), (35, 569886), (38, 524895), (42, 474905), (57, 349930), (70, 284943), (95, 209958), (105, 189962), (114, 174965), (133, 149970), (190, 104979), (210, 94981), (266, 74985), (285, 69986), (399, 49990), (570, 34993), (665, 29994), (798, 24995), (1330, 14997), (1995, 9998), (3990, 4999)]