20181922516

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{2843}}^1$

素因数の和:3101

約数の個数: 96

約数和(自身を含む): 42993635328

約数和(自身を除く): 22811712812

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 151, 161, 292, 302, 322, 511, 604, 644, 1022, 1057, 1679, 2044, 2114, 2843, 3358, 3473, 4228, 5686, 6716, 6946, 11023, 11372, 11753, 13892, 19901, 22046, 23506, 24311, 39802, 44092, 47012, 48622, 65389, 77161, 79604, 97244, 130778, 154322, 207539, 253529, 261556, 308644, 415078, 429293, 457723, 507058, 830156, 858586, 915446, 1014116, 1452773, 1717172, 1774703, 1830892, 2905546, 3005051, 3549406, 4773397, 5811092, 6010102, 7098812, 9546794, 9873739, 12020204, 19093588, 19747478, 31338389, 33413779, 39494956, 62676778, 66827558, 69116173, 125353556, 133655116, 138232346, 219368723, 276464692, 438737446, 720782947, 877474892, 1441565894, 2883131788, 5045480629, 10090961258, 20181922516]

約数ペア:

[(1, 20181922516), (2, 10090961258), (4, 5045480629), (7, 2883131788), (14, 1441565894), (23, 877474892), (28, 720782947), (46, 438737446), (73, 276464692), (92, 219368723), (146, 138232346), (151, 133655116), (161, 125353556), (292, 69116173), (302, 66827558), (322, 62676778), (511, 39494956), (604, 33413779), (644, 31338389), (1022, 19747478), (1057, 19093588), (1679, 12020204), (2044, 9873739), (2114, 9546794), (2843, 7098812), (3358, 6010102), (3473, 5811092), (4228, 4773397), (5686, 3549406), (6716, 3005051), (6946, 2905546), (11023, 1830892), (11372, 1774703), (11753, 1717172), (13892, 1452773), (19901, 1014116), (22046, 915446), (23506, 858586), (24311, 830156), (39802, 507058), (44092, 457723), (47012, 429293), (48622, 415078), (65389, 308644), (77161, 261556), (79604, 253529), (97244, 207539), (130778, 154322)]