20182141940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1\times {\mathrm{1367}}^1$

素因数の和:1817

約数の個数: 96

約数和(自身を含む): 45347952384

約数和(自身を除く): 25165810444

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 173, 251, 340, 346, 502, 692, 865, 1004, 1255, 1367, 1730, 2510, 2734, 2941, 3460, 4267, 5020, 5468, 5882, 6835, 8534, 11764, 13670, 14705, 17068, 21335, 23239, 27340, 29410, 42670, 43423, 46478, 58820, 85340, 86846, 92956, 116195, 173692, 217115, 232390, 236491, 343117, 434230, 464780, 472982, 686234, 738191, 868460, 945964, 1182455, 1372468, 1476382, 1715585, 2364910, 2952764, 3431170, 3690955, 4020347, 4729820, 5832989, 6862340, 7381910, 8040694, 11665978, 14763820, 16081388, 20101735, 23331956, 29164945, 40203470, 58329890, 59359241, 80406940, 116659780, 118718482, 237436964, 296796205, 593592410, 1009107097, 1187184820, 2018214194, 4036428388, 5045535485, 10091070970, 20182141940]

約数ペア:

[(1, 20182141940), (2, 10091070970), (4, 5045535485), (5, 4036428388), (10, 2018214194), (17, 1187184820), (20, 1009107097), (34, 593592410), (68, 296796205), (85, 237436964), (170, 118718482), (173, 116659780), (251, 80406940), (340, 59359241), (346, 58329890), (502, 40203470), (692, 29164945), (865, 23331956), (1004, 20101735), (1255, 16081388), (1367, 14763820), (1730, 11665978), (2510, 8040694), (2734, 7381910), (2941, 6862340), (3460, 5832989), (4267, 4729820), (5020, 4020347), (5468, 3690955), (5882, 3431170), (6835, 2952764), (8534, 2364910), (11764, 1715585), (13670, 1476382), (14705, 1372468), (17068, 1182455), (21335, 945964), (23239, 868460), (27340, 738191), (29410, 686234), (42670, 472982), (43423, 464780), (46478, 434230), (58820, 343117), (85340, 236491), (86846, 232390), (92956, 217115), (116195, 173692)]