219156982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 393465600

約数和(自身を除く): 174308618

約数列:

[1, 2, 11, 19, 22, 38, 43, 86, 89, 137, 178, 209, 274, 418, 473, 817, 946, 979, 1507, 1634, 1691, 1958, 2603, 3014, 3382, 3827, 5206, 5891, 7654, 8987, 11782, 12193, 17974, 18601, 24386, 28633, 37202, 42097, 57266, 64801, 72713, 84194, 111929, 129602, 134123, 145426, 223858, 231667, 268246, 463334, 524299, 799843, 1048598, 1231219, 1599686, 2462438, 2548337, 5096674, 5767289, 9961681, 11534578, 19923362, 109578491, 219156982]

約数ペア:

[(1, 219156982), (2, 109578491), (11, 19923362), (19, 11534578), (22, 9961681), (38, 5767289), (43, 5096674), (86, 2548337), (89, 2462438), (137, 1599686), (178, 1231219), (209, 1048598), (274, 799843), (418, 524299), (473, 463334), (817, 268246), (946, 231667), (979, 223858), (1507, 145426), (1634, 134123), (1691, 129602), (1958, 111929), (2603, 84194), (3014, 72713), (3382, 64801), (3827, 57266), (5206, 42097), (5891, 37202), (7654, 28633), (8987, 24386), (11782, 18601), (12193, 17974)]